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Every CalcAussie tool — 550 free Australian calculators, grouped by category. Search or filter to find yours.
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Income, Tax and Work
62 toolsTax Calculator
Estimate Australian income tax for 2026–27 using current resident brackets and the Medicare levy phase-in for a single taxpayer with no dependants.
Open calculatorTake-Home Pay Calculator
Work out your estimated Australian take-home pay after income tax, the Medicare levy, HELP repayments and salary sacrifice for the 2026–27 year.
Open calculatorHECS/HELP Repayment Calculator
Estimate your compulsory HECS-HELP student loan repayment for 2026–27 and see exactly how voluntary payments shrink your remaining study debt faster.
Open calculatorContractor Hourly Rate Calculator
Work out the minimum hourly and day rate an Australian contractor or sole trader needs to cover income, super, business expenses and unpaid leave properly.
Open calculatorABN Tax and GST Set-Aside Calculator
Work out how much of your ABN income to set aside for GST and income tax so quarterly BAS lodgements and tax time never catch your business by surprise.
Open calculatorWorking Holiday Maker Tax Calculator
Estimate Australian income tax on a 417 or 462 working holiday visa using the current working holiday maker tax rates and brackets for 2026–27.
Open calculatorPay Rise Calculator
Compare your old and new Australian salary to see the exact dollar increase, percentage rise and what it means per week, fortnight, month and hour.
Open calculatorRedundancy Pay Calculator
Estimate National Employment Standards redundancy pay and minimum notice period entitlements from your weekly pay and total years of continuous service.
Open calculatorAnnual Leave Payout Calculator
Calculate the gross value of unused annual leave, including 17.5% leave loading where it applies, when you resign or your Australian employment ends.
Open calculatorSalary Calculator
Convert an annual Australian salary into monthly, fortnightly, weekly, daily and hourly pay equivalents instantly based on your standard working week.
Open calculatorOvertime Calculator
Work out overtime pay at time-and-a-half, double time or any custom multiplier set by your Australian award, enterprise agreement or employment contract.
Open calculatorHourly Rate to Annual Salary Calculator
Convert an hourly wage into weekly, fortnightly, monthly and annual pay, with an optional super add-on, so you can compare job offers accurately in Australia.
Open calculatorCasual Loading Calculator
Work out a casual employee's loaded hourly rate and total pay from a base award rate plus a loading percentage, commonly 25% under Australian awards.
Open calculatorShift Penalty Rate Calculator
Calculate total shift pay combining ordinary hours, penalty-rate hours at a chosen multiplier like 1.5x or 2x, overtime hours and any fixed shift allowances.
Open calculatorPublic Holiday Pay Calculator
Estimate public holiday pay in Australia using your chosen holiday rate multiplier, a minimum engagement period and any fixed allowance for the day worked.
Open calculatorLeave Accrual Calculator
Track annual or personal leave accrued from ordinary hours, entitlement weeks per year, months of service and leave already taken, in hours and dollars.
Open calculatorCapital Gains Tax Calculator
Estimate Australian capital gains tax on an asset sale, factoring in cost base, capital losses, the 50% CGT discount for eligible holdings and tax payable.
Open calculatorFranking Credits Calculator
Gross up a fully or partially franked Australian dividend to reveal the attached franking credit, your grossed-up dividend, and an estimated tax refund or bill.
Open calculatorWork From Home Deduction Calculator
Estimate your working-from-home tax deduction using the ATO fixed-rate method, your own cents-per-hour rate, or the actual cost method for itemised expenses.
Open calculatorWork-Related Car Expense Calculator
Calculate a work-related car expense deduction with the ATO cents-per-kilometre method and its annual cap, or the logbook method using business-use percentage.
Open calculatorTax Depreciation Calculator
Project a first-year and five-year depreciation schedule for a work or business asset using the ATO's prime cost or diminishing value method, pro-rated.
Open calculatorLong Service Leave Calculator
Estimate long service leave accrued from your years of continuous service, weeks remaining after leave taken, and the gross value at your ordinary rate.
Open calculatorPAYG Withholding Calculator
Estimate the PAYG tax an Australian employer should withhold from a resident employee's pay each period, based on ATO tax brackets.
Open calculatorTax Bracket Finder
Find which Australian resident income tax bracket your annual salary falls into and see the marginal rate that applies to your next dollar earned.
Open calculatorMarginal Tax Rate Calculator
Calculate your marginal tax rate in Australia, including the Medicare levy, to see how much tax you pay on your next dollar of income.
Open calculatorAverage Tax Rate Calculator
Work out your average (effective) tax rate in Australia by dividing total tax payable, including the Medicare levy, by your total taxable income.
Open calculatorTaxable Income Calculator
Calculate your Australian taxable income by subtracting deductions from your gross income, then see the resulting income tax payable.
Open calculatorHourly Rate After Tax Calculator
Convert an hourly pay rate into an after-tax hourly rate by estimating annual income tax and the Medicare levy across a standard working year.
Open calculatorOvertime Tax Calculator
Estimate the Australian tax and Medicare levy on overtime in 2026–27. See extra tax, after-tax overtime pay and the effective tax rate instantly.
Open calculatorMedicare Levy Calculator
Calculate the standard 2% Medicare levy payable on your Australian taxable income, separate from income tax and the Medicare levy surcharge.
Open calculatorMedicare Levy Surcharge Calculator
Estimate the Medicare Levy Surcharge payable in Australia if you earn above the income thresholds and do not hold private hospital cover.
Open calculatorTax Refund Estimate Calculator
Estimate whether you are due an Australian tax refund or owe more by comparing tax already withheld against your estimated tax payable.
Open calculatorSole Trader Tax Calculator
Estimate the Australian income tax payable on sole trader business profit, taxed at individual resident rates rather than a company rate.
Open calculatorContractor Tax Set-Aside Calculator
Work out how much of your Australian contracting income to set aside for tax, based on estimated annual earnings and resident tax rates.
Open calculatorSalary Sacrifice Tax Savings Calculator
See the estimated income tax saving from salary sacrificing part of your Australian salary into superannuation instead of taking it as cash.
Open calculatorRedundancy Tax Calculator
Estimate the Australian tax treatment of a genuine redundancy payment, splitting it into a tax-free component and a taxable balance.
Open calculatorLeave Payout Tax Calculator
Estimate the extra tax on unused annual or long service leave paid out when leaving a job in Australia. Compare tax with and without the lump sum.
Open calculatorInvestment Income Tax Calculator
Calculate the extra Australian income tax payable when investment income such as interest, dividends or rent is added to your salary.
Open calculatorSecond Job Tax Calculator
Work out the Australian tax payable on income from a second job, taxed at your marginal rate since the tax-free threshold is used at your main job.
Open calculatorBonus Tax Calculator
Estimate the Australian income tax payable on a work bonus by comparing tax on your salary alone with tax on your salary plus the bonus.
Open calculatorTax Offsets Estimate Calculator
Estimate the Low Income Tax Offset (LITO) you may be entitled to in Australia and see your tax payable after this offset is applied.
Open calculatorNet Investment Loss Calculator
Calculate your net investment loss from negatively geared property or shares in Australia, used for surcharge and family assistance income tests.
Open calculatorAnnual Salary to Hourly Rate Calculator
Convert an Australian annual salary into an equivalent gross hourly rate based on your usual weekly hours and weeks worked per year.
Open calculatorWeekend Penalty Rate Calculator
Calculate weekend penalty pay by applying your Saturday or Sunday loading percentage to your base hourly rate for hours worked.
Open calculatorShift Allowance Calculator
Work out the extra pay from a shift allowance, such as an evening or night shift loading, added to your base hourly rate in Australia.
Open calculatorTimesheet Hours Calculator
Add up start and finish times across a working day or week to calculate total worked hours and gross pay for a timesheet.
Open calculatorBreak Deduction Calculator
Calculate paid hours for a shift after deducting an unpaid meal or rest break, then work out gross pay for that shift.
Open calculatorEffective Hourly Rate Calculator
Work out your true effective hourly rate by dividing total pay for a period by all hours actually worked, including unpaid extras.
Open calculatorPersonal Leave Accrual Calculator
Estimate accrued personal (sick and carer's) leave for a full-time or part-time Australian employee based on the NES 10-day annual entitlement.
Open calculatorNotice Period Pay Calculator
Estimate the minimum notice period and pay in lieu of notice an Australian employee is entitled to under the National Employment Standards.
Open calculatorTotal Employment Cost Calculator
Calculate the true total cost of employing someone in Australia by adding superannuation, payroll tax and other on-costs to base salary.
Open calculatorMileage Reimbursement Calculator
Calculate an Australian mileage reimbursement by multiplying kilometres travelled for work by a cents-per-kilometre rate.
Open calculatorRostered Day Off (RDO) Accrual Calculator
Estimate how many rostered days off (RDOs) you accrue based on extra hours worked each week beyond a standard weekly hours target.
Open calculatorPart-Time Pro Rata Pay Calculator
Calculate pro rata salary and leave entitlements for a part-time Australian employee based on their hours compared to a full-time week.
Open calculatorPay Frequency Converter
Convert Australian pay between weekly, fortnightly, monthly and annual amounts to compare job offers quoted in different pay frequencies.
Open calculatorGross to Net Hourly Calculator
Convert a gross Australian hourly rate into an estimated net hourly rate after income tax and the Medicare levy are taken into account.
Open calculatorAnnualised Salary Check Calculator
Check whether an annualised salary arrangement covers the minimum award entitlements, including overtime and penalty rates, over a year.
Open calculatorApprentice Pay Pro Rata Calculator
Estimate an Australian apprentice's pay by applying their training year percentage rate to the relevant qualified tradesperson base rate.
Open calculatorTime and a Half Pay Calculator
Calculate overtime pay at time and a half (150%) by applying that multiplier to your base hourly rate for the overtime hours worked.
Open calculatorDouble Time Pay Calculator
Calculate overtime pay at double time (200%) by applying that multiplier to your base hourly rate for the eligible overtime hours worked.
Open calculatorRoster Cost Calculator
Estimate the total wage cost of a weekly roster by combining ordinary, weekend and overtime hours at their different pay rates.
Open calculatorPayslip Check Calculator
Check a payslip by recalculating expected gross pay from hours and rate, then comparing it with the gross pay actually shown on the payslip.
Open calculatorSuper and Retirement
27 toolsSuper Guarantee Calculator
Calculate employer super guarantee contributions at the current 12% rate on qualifying earnings under 2026–27 Payday Super rules, per pay cycle and year.
Open calculatorSalary Sacrifice Calculator
See how salary sacrificing into super lowers your income tax, what actually lands in your fund after contributions tax, and how the balance grows over time.
Open calculatorSuper Contribution Cap Calculator
Check concessional and non-concessional super contributions against annual caps, including carry-forward and bring-forward rules, and flag any excess.
Open calculatorRetirement Savings Calculator
Project your Australian retirement savings balance in nominal and today's-dollar terms from your balance, contributions and expected returns.
Open calculatorFIRE Number Calculator
Calculate your Australian FIRE number for financial independence using your desired annual expenses and safe withdrawal rate, plus years to reach it.
Open calculatorSuper Retirement Projection Calculator
Project your superannuation balance at retirement, factoring employer contributions, salary sacrifice, the 15% contributions tax, fees and inflation.
Open calculatorPension Drawdown Calculator
Simulate drawing down a retirement account year by year with your chosen withdrawal rate, investment return and fees, and see when funds run out.
Open calculatorSuper Balance Projection Calculator
Project your superannuation balance forward using your current balance, contributions and an assumed investment return.
Open calculatorEmployer Super Contribution Calculator
Work out the compulsory super guarantee contribution your employer must pay on your ordinary time earnings.
Open calculatorConcessional Contributions Cap Calculator
Check how much room you have left in your annual concessional (before-tax) super contributions cap.
Open calculatorNon-Concessional Contributions Cap Calculator
Estimate your annual non-concessional (after-tax) super contributions cap, including the three-year bring-forward option.
Open calculatorCarry-Forward Concessional Contributions Calculator
Estimate unused concessional super cap from previous years that you may be able to carry forward and contribute this year.
Open calculatorGovernment Super Co-Contribution Calculator
Estimate the government co-contribution you could receive for making personal after-tax super contributions on a low or middle income.
Open calculatorSpouse Super Contribution Offset Calculator
Work out the potential tax offset for making super contributions on behalf of a low-income or non-working spouse.
Open calculatorDivision 293 Tax Calculator
Estimate the extra 15% Division 293 tax that applies to concessional super contributions for high income earners.
Open calculatorSuper Fees Impact Calculator
See how much administration and investment fees could cost your superannuation balance over the long term.
Open calculatorSuper Insurance Cost Impact Calculator
Estimate how much insurance premiums deducted from your super could reduce your retirement balance over time.
Open calculatorCompound Super Growth Calculator
Visualise how compounding investment returns grow a superannuation balance year by year to retirement.
Open calculatorRetirement Savings Gap Calculator
Compare your projected super balance at retirement with the balance you would need to fund your target retirement income.
Open calculatorRetirement Income Calculator
Estimate the sustainable annual income your superannuation balance could provide throughout retirement.
Open calculatorAccount-Based Pension Drawdown Calculator
Project how long an account-based pension balance will last given your drawdown rate and assumed investment return.
Open calculatorMinimum Pension Payment Calculator
Estimate the minimum annual payment required from an account-based pension using an age-based percentage you enter.
Open calculatorTransition to Retirement Calculator
Estimate the income a transition-to-retirement pension could provide while you keep working reduced hours before full retirement.
Open calculatorSuper Preservation Age Calculator
Work out your superannuation preservation age — the age you can access your super under current access rules.
Open calculatorDownsizer Contribution Calculator
Estimate how much of your home sale proceeds you could contribute to super under the downsizer contribution rules.
Open calculatorTransfer Balance Cap Calculator
Check how much of your personal transfer balance cap you have used or have remaining for retirement phase pension accounts.
Open calculatorSuper Splitting Calculator
Estimate how much of a partner's concessional super contributions could be split to the other partner's super account.
Open calculatorSaving and Investing
44 toolsSavings Calculator
See how regular deposits and compounding interest grow a high-interest Australian savings account over any savings goal and time horizon you choose.
Open calculatorCompound Interest Calculator
Calculate compound interest with regular contributions, flexible terms and compounding frequencies. See projected growth and total interest instantly.
Open calculatorEmergency Fund Calculator
Work out how big your Australian emergency fund should be and how many months of regular saving it will take to reach your financial safety-net target.
Open calculatorNet Worth Calculator
Add up your assets and liabilities, including super, property equity and HELP debt, to calculate your current Australian personal net worth position.
Open calculatorSimple Interest Calculator
Calculate simple interest on a deposit or loan from the principal, annual rate and term. See total interest and final balance instantly for free.
Open calculatorInflation Calculator
See how Australian inflation erodes your purchasing power over time, or estimate a future cost using your own assumed annual inflation rate.
Open calculatorInvestment Return Calculator
Work out your investment profit, total return percentage and annualised (CAGR) return from an initial and final value over any chosen period.
Open calculatorDollar Cost Averaging Calculator
Project how regular investment contributions grow over time with dollar cost averaging, showing a year-by-year balance and total growth achieved.
Open calculatorETF Fee Impact Calculator
Compare ETF growth with and without a management fee to reveal how much even a small percentage fee costs you in dollars over the long term.
Open calculatorSavings Goal Calculator
Find out how long it takes to reach a savings target from your current balance, regular contributions and expected return, with a projected date.
Open calculatorTerm Deposit Return Calculator
Work out the interest and maturity value of an Australian term deposit based on your deposit amount, rate and term length.
Open calculatorHigh Interest Savings Account Interest Calculator
Estimate the monthly and annual interest earned on an Australian high interest savings account, including the effect of monthly compounding.
Open calculatorBonus Interest Saver Calculator
Compare the interest earned on an Australian bonus saver account when conditions are met against the lower base rate when they are not.
Open calculatorInterest Earned After Tax Calculator
Calculate the after-tax value of interest earned on Australian savings or term deposits once your marginal tax rate is applied.
Open calculatorSavings Rate Percentage Calculator
Work out what percentage of your Australian take-home income you are saving each period, a key measure of financial progress.
Open calculatorTime to Save a Target Calculator
Estimate how many months it will take to reach an Australian savings goal given your starting balance, regular deposits and interest rate.
Open calculatorSinking Fund Calculator
Calculate the regular contribution needed to build a sinking fund in Australia for a known future expense by a set date.
Open calculatorChristmas Savings Plan Calculator
Work out how much to set aside each week or fortnight to cover your Christmas and holiday spending budget without the debt hangover.
Open calculator52-Week Savings Challenge Calculator
See how much you would save over a year using the classic 52-week savings challenge, with a standard or reverse escalating schedule.
Open calculatorRound-Up Savings Calculator
Estimate how much you could save each month by rounding up everyday Australian card purchases to the nearest dollar or set amount.
Open calculatorKids Savings Account Growth Calculator
Project how a child's Australian savings account will grow over time with regular deposits from pocket money, gifts and interest.
Open calculatorOffset Account vs Savings Account Comparison
Compare keeping spare cash in a mortgage offset account against a high interest savings account, accounting for tax on savings interest.
Open calculatorReal Return After Inflation Calculator
Work out the real, inflation-adjusted return on Australian savings or investments after subtracting the effect of inflation on purchasing power.
Open calculatorSavings Withdrawal Impact Calculator
See how a one-off withdrawal from an Australian savings account affects long-term growth compared with leaving the balance untouched.
Open calculatorShare Profit and Loss Calculator
Work out the dollar profit or loss and percentage return on a share trade after brokerage on both the buy and sell.
Open calculatorShare Brokerage Calculator
Estimate the total brokerage fees on a share purchase or sale using your broker's flat fee or percentage rate.
Open calculatorDividend Yield Calculator
Calculate the dividend yield on a share from its annual dividend per share and the current or purchase share price.
Open calculatorDividend Income Calculator
Estimate total annual dividend income from your shareholding based on units held and dividend per share, with optional franking credits.
Open calculatorDividend Reinvestment Calculator
Project how a dividend reinvestment plan (DRP) grows your share holding and future dividend income over time.
Open calculatorAverage Share Price Calculator
Work out your average (cost base) price per share across multiple purchases at different prices and quantities.
Open calculatorPortfolio Return Calculator
Calculate the total percentage and dollar return on an investment portfolio, including any contributions made during the period.
Open calculatorAsset Allocation Calculator
See the percentage split of your portfolio across shares, property, cash and other assets, and the dollar amount in each.
Open calculatorCompound Annual Growth Rate (CAGR) Calculator
Calculate the compound annual growth rate of an investment from its starting value, ending value and number of years held.
Open calculatorInvestment Fees Impact Calculator
See how ongoing management fees reduce your investment balance over time compared with a fee-free scenario.
Open calculatorManagement Expense Ratio (MER) Calculator
Calculate a fund's management expense ratio and the annual dollar fee it charges on your investment balance.
Open calculatorCapital Gains Discount Calculator
Estimate the taxable capital gain on shares held over 12 months after applying the Australian 50% CGT discount for individuals.
Open calculatorSharpe Ratio Calculator
Calculate the Sharpe ratio of an investment or portfolio to measure return earned per unit of risk taken.
Open calculatorInvestment Beta Calculator
Estimate a share or portfolio's expected return using its beta against the market via the Capital Asset Pricing Model (CAPM).
Open calculatorPrice-to-Earnings (P/E) Ratio Calculator
Calculate a share's price-to-earnings ratio from its share price and earnings per share to gauge relative valuation.
Open calculatorMarket Capitalisation Calculator
Calculate a company's market capitalisation from its share price and total shares on issue to gauge company size.
Open calculatorProperty vs Shares Calculator
Compare the projected long-term growth of an investment property against a share portfolio using your own growth rate assumptions.
Open calculatorRebalancing Trade Size Calculator
Work out the dollar amount to buy or sell in one asset class to bring your portfolio back to its target allocation.
Open calculatorYield on Cost Calculator
Calculate your dividend yield on cost, comparing today's dividend to your original purchase price rather than the current share price.
Open calculatorBreak-Even Share Price Calculator
Calculate the share price you need to sell at to break even after accounting for brokerage on both the buy and sell trades.
Open calculatorProperty
30 toolsRental Yield Calculator
Calculate gross and net rental yield on an Australian investment property after vacancy, council rates, strata, insurance and property management fees.
Open calculatorRent Affordability Calculator
Find out how much weekly rent comfortably fits your budget using the 30% housing guideline alongside your existing household income and housing costs.
Open calculatorHouse Price Growth Calculator
Project an Australian property's future value from an annual growth rate, or calculate CAGR between two prices. Includes a year-by-year table.
Open calculatorProperty Buying Cost Calculator
Add up every upfront cost of buying an Australian property, including stamp duty, conveyancing, inspections and LMI, to see the total cash you actually need.
Open calculatorProperty Selling Cost Calculator
Work out the true cost of selling an Australian home, covering agent commission, marketing, legal fees and mortgage discharge, to reveal your net sale proceeds.
Open calculatorRent vs Buy Calculator
Compare renting and investing your savings against buying an Australian home over time, factoring in mortgage costs, property growth and opportunity cost.
Open calculatorInvestment Property Cash Flow Calculator
Estimate the weekly, monthly and annual pre-tax cash flow of an Australian investment property from rent, vacancy, loan interest and ongoing running costs.
Open calculatorProperty Investment Return Calculator
Project the pre-tax cash-on-cash return, annualised return and equity multiple of an Australian investment property across your chosen holding period.
Open calculatorStamp Duty Calculator
Estimate transfer (stamp) duty on an Australian home purchase, including first home concessions, foreign purchaser surcharge and registration fees.
Open calculatorFirst Home Buyer Calculator
Work out your deposit position as a first home buyer: duty after concessions, LVR, lenders mortgage insurance and cash needed at settlement.
Open calculatorFirst Home Guarantee Deposit Calculator
Estimate the deposit needed under the First Home Guarantee scheme, which lets eligible buyers purchase with a smaller deposit without paying LMI.
Open calculatorLenders Mortgage Insurance Estimator
Estimate lenders mortgage insurance cost using an editable provider rate, based on your loan amount and deposit size.
Open calculatorConveyancing Cost Estimator
Estimate Australian conveyancing costs from professional fees, searches, disbursements and other entered charges. Free planning total with no signup.
Open calculatorSettlement Funds Calculator
Add up the cash you need on settlement day, including deposit balance, duty, fees and adjustments, using your own figures.
Open calculatorProperty Transfer Registration Fee Estimator
Estimate the government fee to register a property transfer using your state land titles office's published fee as an input.
Open calculatorMortgage Registration Fee Estimator
Estimate the government fee to register a mortgage against a property title using your state land titles office's published fee.
Open calculatorForeign Purchaser Surcharge Estimator
Estimate additional stamp duty payable by foreign purchasers using an editable surcharge rate for your state.
Open calculatorLand Tax Estimate Calculator
Estimate annual land tax payable using your property's unimproved land value and your state's published land tax rate and threshold.
Open calculatorUpfront Cost Comparison Calculator
Compare total upfront purchase costs across two properties, combining price, duty, fees and inspections you enter for each.
Open calculatorAuction Budget Calculator
Work out your maximum auction bid and total cash needed on the day, including deposit and buyer costs you enter.
Open calculatorBuilding and Pest Inspection Budget Calculator
Estimate total spend on building and pest inspections across multiple properties you're considering, using your own quoted fees.
Open calculatorProperty Equity Calculator
Calculate the equity in your property from its current value and outstanding loan balance, plus your effective loan-to-value ratio.
Open calculatorCash Required to Buy Calculator
Add up the total cash you need to buy a property, combining deposit, stamp duty, fees and inspection costs you enter.
Open calculatorVendor Settlement Adjustment Calculator
Calculate the pro-rata adjustment for prepaid council rates or strata levies to be reimbursed to the vendor at settlement.
Open calculatorDeposit Bond Cost Estimator
Estimate the premium for a deposit bond used instead of a cash deposit, based on an editable provider rate you enter.
Open calculatorOff-the-Plan Deposit Calculator
Calculate the deposit amount required for an off-the-plan purchase from the contract price and deposit percentage.
Open calculatorStrata Levy Budget Calculator
Estimate annual and quarterly strata levy costs for an apartment or townhouse using your building's quoted levy amounts.
Open calculatorCouncil Rates Budget Calculator
Estimate your annual and quarterly council rates using the figure quoted by your local council for the property.
Open calculatorHome Insurance Budget Calculator
Estimate monthly and annual home insurance costs by combining building and contents premium quotes you've received.
Open calculatorProperty Break-Even Sale Price Calculator
Work out the minimum sale price needed to cover your outstanding loan and selling costs without a loss.
Open calculatorMortgages
32 toolsMortgage Calculator
Estimate principal-and-interest home loan repayments and total interest owed over the loan term at current Australian mortgage interest rates today.
Open calculatorHome Deposit Calculator
Calculate the deposit you need for an Australian property purchase and how long your current savings plan will realistically take to get you there.
Open calculatorExtra Mortgage Repayment Calculator
See how much interest and how many years you save by adding extra repayments to your Australian home loan each month, on top of the standard schedule.
Open calculatorMortgage Offset Calculator
Estimate how an Australian mortgage offset account can reduce home-loan interest and shorten the loan term. Compare results with and without an offset.
Open calculatorMortgage Refinance Calculator
Compare your current home loan against a new lender's rate, factor in switching costs and find the exact break-even month for refinancing your mortgage.
Open calculatorInterest-Only Mortgage Calculator
Compare interest-only home loan repayments with the higher principal-and-interest payments that follow, plus the extra total interest this structure costs.
Open calculatorLVR Calculator
Calculate your loan-to-value ratio, current home equity and deposit percentage to see exactly where you sit against common Australian lender LVR bands.
Open calculatorBorrowing Power Calculator
Get an indicative estimate of how much you could borrow for a home loan in Australia based on income, expenses, existing debts and a lender assessment rate.
Open calculatorMortgage Comparison Calculator
Compare up to three Australian home loans side by side, factoring in introductory rates, fees and extra repayments, to reveal the true total cost of each.
Open calculatorFixed vs Variable Mortgage Calculator
Compare a fixed-rate home loan against variable rate scenarios in Australia to see which could cost less under falling, flat or rising interest rates.
Open calculatorSplit Loan Calculator
Model an Australian home loan split between fixed and variable portions, showing each split's repayment, the combined repayment and total interest paid.
Open calculatorFortnightly vs Monthly Mortgage Calculator
See how switching Australian home loan repayments from monthly to genuine fortnightly instalments could shorten your loan term and cut total interest paid.
Open calculatorMortgage Amortisation Calculator
Work out how a home loan balance reduces over time, showing the principal and interest split for each year of your mortgage term.
Open calculatorMortgage Redraw Savings Calculator
Estimate the interest saved and time cut from your loan when you redraw or leave extra funds sitting against your mortgage balance.
Open calculatorComparison Rate Calculator
Estimate a home loan's comparison rate by spreading upfront and ongoing fees across the loan term alongside the advertised interest rate.
Open calculatorLump Sum Mortgage Repayment Calculator
See how a one-off lump sum payment towards your mortgage reduces total interest and shortens your remaining loan term.
Open calculatorMortgage Term Calculator
Find out how long it will take to repay your mortgage in full given your loan balance, interest rate and chosen repayment amount.
Open calculatorMortgage Interest Total Calculator
Calculate the total interest you will pay over the life of a mortgage based on the loan amount, interest rate and repayment term.
Open calculatorWeekly Mortgage Repayment Calculator
Convert your mortgage into weekly, fortnightly or monthly repayment figures to see what will actually leave your account each pay cycle.
Open calculatorHome Loan Stress Test Calculator
Check how your mortgage repayment would change if interest rates rose, to see whether your budget could absorb a rate increase.
Open calculatorServiceability Buffer Calculator
Estimate the repayment lenders use to assess your borrowing capacity by applying a serviceability buffer on top of the actual interest rate.
Open calculatorReverse Mortgage Calculator
Project how a reverse mortgage balance grows over time as compounding interest accrues against your home equity without regular repayments.
Open calculatorInterest Rate Rise Impact Calculator
See exactly how much extra you would need to repay each month or week if your mortgage interest rate increased by a set amount.
Open calculatorLoan Top-Up Calculator
Work out the new repayment and total interest impact of topping up your existing mortgage to borrow additional funds.
Open calculatorBridging Loan Cost Calculator
Estimate the interest cost of a short-term bridging loan used to buy a new home before your existing property is sold.
Open calculatorConstruction Loan Progress Payments Calculator
Estimate interest charged during a construction loan's build period based on staged progress payment drawdowns to your builder.
Open calculatorGuarantor Loan Calculator
See how much a family guarantee could reduce lenders mortgage insurance and the loan-to-value ratio on a home loan.
Open calculatorBreak Cost Estimate Calculator
Get a rough estimate of the break cost payable for exiting a fixed rate home loan early, based on the rate difference and time remaining.
Open calculatorRepayment Holiday Impact Calculator
Work out how much extra interest accrues and how much longer your loan takes to repay after a repayment pause or holiday.
Open calculatorDeposit vs LMI Trade-off Calculator
Compare saving a bigger deposit against paying lenders mortgage insurance sooner, weighing the estimated LMI cost against extra time saving.
Open calculatorLoan Establishment Cost Calculator
Total up the upfront establishment, valuation and settlement fees charged when setting up a new home loan.
Open calculatorPrincipal vs Interest Split Calculator
See exactly how much of your next mortgage repayment goes towards paying down the principal versus covering interest charges.
Open calculatorLoans and Debt
23 toolsCredit Card Repayment Calculator
Find out how long your Australian credit card balance will take to pay off, what it costs in interest, and exactly how much extra repayments can save.
Open calculatorPersonal Loan Calculator
Estimate personal loan repayments, total interest and fees for the true cost of borrowing in Australia, including the effect of making extra repayments.
Open calculatorDebt Snowball Calculator
Compare the snowball and avalanche debt payoff strategies across all your Australian debts to find your debt-free date and the total interest each saves.
Open calculatorBalloon Payment Calculator
Calculate the periodic repayment on an Australian loan with a balloon or residual amount due at the end, plus total interest and total repaid.
Open calculatorDebt-to-Income Ratio Calculator
Work out your debt-to-income multiple and monthly repayment-to-income percentage, a key measure Australian lenders use to assess borrowing risk.
Open calculatorCredit Card Minimum Payment Calculator
See how long a credit card balance takes to clear and the total interest paid if you only make the minimum repayment each month.
Open calculatorDebt Avalanche Calculator
Rank multiple debts by interest rate and estimate total interest saved by paying off the highest-rate debt first with any spare repayment budget.
Open calculatorDebt Consolidation Calculator
Compare the combined cost of several separate debts against a single consolidation loan to see if consolidating could lower your interest or repayments.
Open calculatorLoan Comparison Calculator
Compare two loan offers side by side on interest rate, fees and term to see which one has the lower total cost and repayment amount.
Open calculatorEffective Interest Rate Calculator
Work out the true annual interest rate on a loan once fees and compounding frequency are included, so you can compare offers on a like-for-like basis.
Open calculatorSimple Interest Loan Calculator
Calculate the total interest and repayment amount on a loan charged with simple interest, where interest is calculated only on the original principal.
Open calculatorCompound Interest Loan Calculator
Estimate the periodic repayment and total interest on a reducing-balance loan where interest compounds on the outstanding balance each period.
Open calculatorEarly Loan Repayment Calculator
See how much time and interest you could save by paying extra on top of your regular loan repayment, compared with sticking to the minimum schedule.
Open calculatorPayday Loan Cost Calculator
Work out the true cost of a short-term small amount credit contract, including establishment and monthly fees, expressed as a dollar and percentage cost.
Open calculatorBuy Now Pay Later Repayment Calculator
Work out your instalment amount and total fees for a buy now pay later purchase, including any late fees if a payment is missed.
Open calculatorLine of Credit Cost Calculator
Estimate monthly interest and ongoing fees on a line of credit or overdraft facility based on the average balance drawn and the annual rate charged.
Open calculatorLoan Repayment Capacity Calculator
Estimate the maximum loan repayment you could comfortably afford based on your income and existing expenses, using a simple surplus-based approach.
Open calculatorSecured vs Unsecured Loan Calculator
Compare the repayment and total interest cost of a secured loan against an unsecured loan for the same amount and term at different interest rates.
Open calculatorTotal Debt Interest Calculator
Add up the estimated annual interest cost across up to three separate debts to see your total interest burden at current balances and rates.
Open calculatorInterest-Free Period Calculator
Work out whether you can repay a purchase within a credit card's interest-free period, and the interest you would owe if you fall short.
Open calculatorLoan Fee Impact Calculator
See how much an establishment fee and ongoing account fees add to the true cost of a loan over its term, beyond the quoted interest rate.
Open calculatorOverdraft Cost Calculator
Estimate the interest and fees charged on a bank account overdraft based on how much you are overdrawn, the rate charged and any daily fee.
Open calculatorDebt Payoff Date Calculator
Estimate the exact date your debt will be fully repaid based on your current balance, interest rate and regular repayment amount.
Open calculatorBusiness
51 toolsGST Calculator
Add or remove Australia's 10% Goods and Services Tax from any amount instantly using the standard ATO divide-by-eleven calculation method for GST.
Open calculatorBreak-Even Calculator
Work out how many units your Australian small business must sell to cover fixed costs, plus the revenue and profit generated at your expected sales volume.
Open calculatorProfit Margin Calculator
Calculate gross profit, net profit and both margin percentages for your Australian business from revenue, cost of goods sold and operating expenses.
Open calculatorMarkup Calculator
Set a selling price from your cost using a target markup or margin percentage, or reverse-engineer both figures from an existing Australian retail price.
Open calculatorBAS / GST Payable Calculator
Estimate the net GST and total BAS amount payable or refundable for your Australian business activity statement, including PAYG withholding.
Open calculatorInvoice Late Fee Calculator
Calculate late payment fees and interest owed on an overdue Australian invoice using a flat fee, simple interest, compound interest or a mix.
Open calculatorSales Commission Calculator
Work out sales commission earnings under flat rate, tiered marginal or above-threshold structures, plus total earnings including base salary.
Open calculatorTrue Cost of an Employee Calculator
Estimate the true annual cost of employing staff in Australia, covering super, workers compensation, leave overhead and on-costs beyond salary.
Open calculatorFreelance Project Quote Calculator
Build a freelance or contractor project quote from hours, hourly rate, expenses and contingency, with target margin and optional GST included.
Open calculatorInventory Reorder Point Calculator
Calculate when to reorder stock using average daily demand, supplier lead time and safety stock, plus an optional economic order quantity (EOQ).
Open calculatorROAS (Return on Ad Spend) Calculator
Calculate return on ad spend (ROAS), gross profit, ROI and break-even ROAS for your marketing or advertising campaign to gauge true profitability.
Open calculatorCustomer Lifetime Value (CLV) Calculator
Estimate customer lifetime value, the CLV to CAC ratio and payback period from average order value, purchase frequency, lifespan and gross margin.
Open calculatorGross Profit Calculator
Work out gross profit and gross margin from revenue and cost of goods sold for your Australian business.
Open calculatorNet Profit Margin Calculator
Calculate your net profit margin percentage after all expenses, interest and tax to gauge overall business profitability.
Open calculatorContribution Margin Calculator
Find the contribution margin per unit and as a percentage after variable costs, useful for pricing and break-even decisions.
Open calculatorCost Per Unit Calculator
Calculate the total cost per unit produced or sold by combining fixed and variable costs across your production volume.
Open calculatorProduct Pricing Calculator
Set a selling price from your unit cost and target margin, showing the resulting markup percentage in dollars.
Open calculatorDiscount Pricing Calculator
See the discounted sale price, dollar saving and remaining margin after applying a percentage discount to your product.
Open calculatorSales Target Calculator
Work out how many units or how much revenue you need to sell to hit a monthly or annual sales target.
Open calculatorRevenue Growth Calculator
Calculate the percentage growth in revenue between two periods and the implied compound growth rate over multiple years.
Open calculatorCash Runway Calculator
Estimate how many months your business can operate before running out of cash, based on current balance and burn rate.
Open calculatorBurn Rate Calculator
Calculate your gross and net monthly burn rate from cash spent and revenue received to track how fast your business is spending cash.
Open calculatorReturn on Investment Calculator
Calculate ROI as a percentage from an investment's cost and the profit or gain it generated over a period.
Open calculatorPayback Period Calculator
Work out how many months or years it takes to recover the cost of a business investment from its net cash inflows.
Open calculatorCustomer Acquisition Cost Calculator
Calculate your customer acquisition cost by dividing total sales and marketing spend by the number of new customers won.
Open calculatorInventory Turnover Calculator
Calculate how many times your inventory is sold and replaced over a period, plus the average days stock is held.
Open calculatorPayroll Cost Percentage Calculator
Calculate payroll costs as a percentage of revenue to check whether staffing costs are in a sustainable range for your business.
Open calculatorOperating Expense Ratio Calculator
Calculate your operating expense ratio by dividing operating expenses by revenue to see how much of each sales dollar covers overheads.
Open calculatorWorking Capital Calculator
Calculate working capital and the current ratio from your current assets and current liabilities to check short-term financial health.
Open calculatorQuote Margin Check Calculator
Check the profit margin built into a job quote by comparing your quoted price against total estimated costs before you send it.
Open calculatorHourly Charge-Out Rate Calculator
Work out the hourly rate to charge clients based on your annual cost base, target profit and billable hours per year.
Open calculatorJob Costing Calculator
Add up materials, labour and overhead costs for a specific job to see total cost and profit margin against the price charged.
Open calculatorAustralia Post Cubic Weight Calculator
Calculate Australia Post cubic and chargeable weight from parcel dimensions using the published 250 kg/m³ factor.
Open calculatorPallet Carton Count Calculator
Estimate whole cartons per pallet layer and pallet across two right-angle packing orientations and entered layers.
Open calculatorContainer Carton Capacity Calculator
Estimate whole-carton container capacity by comparing all six axis-aligned carton orientations in a clear space.
Open calculatorMulti-Stop Route Time Calculator
Estimate multi-stop delivery route duration from distance, average speed, stop service time and depot activity.
Open calculatorCatering Portion Quantity Calculator
Estimate whole catering portions and prepared food kilograms from guests, serves, portion size and contingency.
Open calculatorBuffet Food Quantity Calculator
Estimate buffet protein, starch, vegetable and total prepared kilograms from guests and menu portions.
Open calculatorCoffee Bean Requirement Calculator
Estimate coffee bean kilograms and whole bags from drink count, recipe dose, waste and selected bag size.
Open calculatorDough Hydration Calculator
Calculate baker's dough hydration, total dough mass and water share from weighed flour, water and other ingredients.
Open calculatorBaker's Percentage Batch Calculator
Scale flour, water, salt, yeast and oil to a target dough batch using editable baker's percentages for Australian bakery production.
Open calculatorIngredient Purchase Quantity Calculator
Calculate raw ingredient purchase kilograms from edible quantity, measured preparation yield and allowance.
Open calculatorRetail Sell-Through Rate Calculator
Calculate Australian retail sell-through percentage and remaining units from opening stock, receipts and units sold for one period.
Open calculatorStock Cover Days Calculator
Estimate Australian retail stock cover days and lead-time margin from saleable units, average daily sales and supplier lead time.
Open calculatorInventory Shrinkage Calculator
Calculate Australian retail inventory shrinkage units, percentage and ex-GST cost value from book and physical stocktake counts.
Open calculatorPurchase Order Fill Rate Calculator
Calculate Australian retail purchase-order unit fill rate and unfilled quantity from ordered and accepted received units.
Open calculatorShelf Facings Requirement Calculator
Estimate Australian retail shelf facings from daily unit sales, refill interval, units held per facing and service buffer.
Open calculatorTransactions per Trading Hour Calculator
Calculate Australian retail transactions per open trading hour and per active checkout hour from store operating records.
Open calculatorEvent Attendance Reconciliation Calculator
Reconcile event confirmations, checked-in confirmed guests and walk-ins to record total attendance, no-shows and show-up rate.
Open calculatorEvent Run-Sheet Duration Calculator
Calculate an event run-sheet duration from repeated sessions, between-session changeovers and total scheduled break minutes.
Open calculatorScreen Shooting Ratio Calculator
Calculate a screen production shooting ratio and captured minutes beyond the intended finished duration from recorded footage totals.
Open calculatorVehicles
27 toolsCar Loan Calculator
Calculate Australian car-loan repayments and total interest from the vehicle price, deposit, rate and term. Compare finance scenarios instantly.
Open calculatorFuel Cost Calculator
Estimate trip, weekly and annual petrol costs in Australian dollars from your car's L/100km fuel economy and the current price per litre at the pump.
Open calculatorVehicle Depreciation Calculator
Estimate an Australian car's current and future value using straight-line, declining-balance or known-value depreciation. Free with no signup.
Open calculatorCar Running Cost Calculator
Work out the true yearly and weekly cost of owning a car in Australia, covering fuel, rego, insurance, servicing, tyres and depreciation costs.
Open calculatorEV vs Petrol Calculator
Compare an electric vehicle against a petrol car on purchase price, energy costs, servicing and rego to find the exact break-even point in years.
Open calculatorNovated Lease Calculator
Estimate novated-lease costs and compare the projected result with buying a vehicle using post-tax income. Australian planning estimate with no signup.
Open calculatorCar Depreciation Calculator
Project a car's resale value year by year using a declining balance depreciation rate, and see the total value lost over your ownership period.
Open calculatorFuel Economy Calculator
Work out your car's fuel economy in litres per 100km from fuel used and distance travelled, and compare it with the manufacturer's rating.
Open calculatorKilometres per Litre Calculator
Calculate how many kilometres your vehicle travels per litre of fuel, a simple efficiency measure for cars, bikes and small engines.
Open calculatorTrip Cost Calculator
Estimate the fuel cost of a road trip from the distance, your car's fuel economy and the price of fuel per litre.
Open calculatorEV Range Calculator
Estimate how far an electric vehicle can travel on a given battery charge using its efficiency in kWh per 100km.
Open calculatorChattel Mortgage Calculator
Estimate loan repayments for a chattel mortgage used to finance a business vehicle, including balloon payment options.
Open calculatorCar Lease Calculator
Estimate the monthly repayment on a car lease based on the vehicle price, residual value, interest rate and lease term.
Open calculatorVehicle Total Cost of Ownership Calculator
Add up the full annual cost of owning a car, including finance, fuel, insurance, servicing, registration and depreciation.
Open calculatorVehicle Registration Cost Estimator
Estimate your annual vehicle registration cost by entering your state's base registration, CTP insurance and other charges.
Open calculatorVehicle Stamp Duty Calculator
Estimate the stamp duty payable when buying or transferring a vehicle, using your state's own duty rate on the vehicle's value.
Open calculatorCar Fringe Benefits Tax (FBT) Calculator
Estimate the taxable value of a car fringe benefit provided by an employer using the statutory formula method.
Open calculatorVehicle Logbook Business Use Calculator
Calculate your business use percentage from a 12-week logbook to work out deductible car expenses under the ATO logbook method.
Open calculatorCents per Kilometre Deduction Calculator
Estimate your work-related car expense deduction using the ATO cents per kilometre method, capped at 5,000 business kilometres.
Open calculatorTyre Size and Circumference Calculator
Calculate a tyre's rolling circumference and diameter from its size code, such as 225/45R17, in millimetres and inches.
Open calculatorSpeed, Distance and Time Calculator
Calculate any one of speed, distance or travel time when you know the other two values, for trip planning and driving estimates.
Open calculatorTruck Payload Calculator
Calculate a truck or ute's available payload by subtracting its kerb weight and passenger and fuel load from the GVM.
Open calculatorTowing Capacity Check Calculator
Check whether a planned trailer or caravan load stays within your vehicle's braked towing capacity and combined GCM limit.
Open calculatorCar Servicing Budget Calculator
Estimate your annual car servicing budget from your average service cost and how often your vehicle needs servicing.
Open calculatorFuel Price Comparison Calculator
Compare the cost of a fixed distance at two different fuel prices to see how much a price difference is really worth to you.
Open calculatorRoadside Trip Time Calculator
Estimate total road trip travel time including driving time and planned rest stops for a long-distance Australian drive.
Open calculatorVehicle Break-Even Kilometres Calculator
Calculate the annual kilometres at which two vehicles or fuel types cost the same, to help decide which is cheaper for your driving.
Open calculatorEnergy
33 toolsEV Charging Cost Calculator
Calculate the cost to charge an electric vehicle in Australia, including charging losses, driving range added and the resulting cost per 100 km travelled.
Open calculatorElectricity Cost Calculator
Work out what your household appliances actually cost to run in Australia per day, week, month and year based on their wattage and typical usage hours.
Open calculatorSolar Payback Calculator
Estimate the payback period and long-term savings of a rooftop solar system in Australia after rebates, feed-in tariffs and annual panel degradation.
Open calculatorSolar Panel Savings Calculator
Estimate annual bill savings and the payback period for a rooftop solar system based on system size, self-consumption rate and feed-in tariff.
Open calculatorHome Battery Payback Calculator
Work out whether a home battery pays for itself by comparing stored energy value against the feed-in tariff forgone, including round-trip losses.
Open calculatorHot Water System Cost Calculator
Compare electric, gas, solar and heat pump hot water systems on upfront price and yearly running cost to find the cheapest option long term.
Open calculatorAppliance Running Cost Calculator
Calculate what any appliance costs to run per hour, day, week, month and year from its wattage, hours of use and your electricity tariff rate.
Open calculatorKilowatt-Hour Cost Calculator
Work out the running cost of any appliance in cents per hour or per use, based on its wattage and your electricity tariff.
Open calculatorAir Conditioner Running Cost Calculator
Estimate how much it costs to run your split-system or ducted air conditioner per hour, per day and over a typical Aussie summer.
Open calculatorHeater Running Cost Calculator
Calculate the cost of running an electric heater, panel heater or reverse-cycle system through a cold Australian winter.
Open calculatorSolar System Size Calculator
Estimate the solar panel system size in kilowatts needed to cover your household's daily electricity usage.
Open calculatorSolar Feed-In Tariff Calculator
Calculate how much credit you could earn from exporting excess solar electricity back to the grid at your retailer's feed-in rate.
Open calculatorGas Bill Calculator
Estimate your natural gas bill from your usage in megajoules, your unit rate and daily supply charge.
Open calculatorWater Usage Calculator
Estimate your household's daily and annual water usage in kilolitres from showers, taps, laundry and other common activities.
Open calculatorWater Bill Calculator
Estimate your water bill from usage in kilolitres, your utility's usage charge and fixed service charges.
Open calculatorElectricity Tariff Comparison Calculator
Compare two electricity plans side by side using your usage, their usage rates and daily supply charges to see which is cheaper.
Open calculatorControlled Load Calculator
Estimate the cost of a controlled load circuit, such as off-peak hot water or pool pumps, billed at a separate lower tariff.
Open calculatorPeak vs Off-Peak Usage Calculator
Compare your electricity cost under a flat tariff versus a time-of-use tariff with separate peak, shoulder and off-peak rates.
Open calculatorElectricity Demand Charge Calculator
Estimate the demand charge component of your electricity bill based on your peak kW demand and your network's demand tariff rate.
Open calculatorEnergy Rebate Estimate Calculator
Estimate how a government or state energy bill rebate reduces your electricity bill over the rebate period.
Open calculatorHousehold Carbon Emissions Calculator
Estimate the carbon dioxide emissions from your household's electricity and gas usage using an editable grid emissions factor.
Open calculatorPool Pump Running Cost Calculator
Estimate the daily, monthly and annual running cost of your swimming pool pump based on its wattage and hours of operation.
Open calculatorStandby Power Cost Calculator
Estimate how much it costs each year to leave appliances on standby rather than switching them off at the wall.
Open calculatorElectricity Bill Check Calculator
Check whether your electricity bill adds up correctly by re-calculating it from your usage, tariff and supply charge.
Open calculatorSolar Self-Consumption Calculator
Estimate how much of your solar generation you use directly at home versus export, and the resulting bill savings.
Open calculatorHeat Pump vs Electric Hot Water Calculator
Compare the annual running cost and payback period of a heat pump hot water system versus a standard electric storage system.
Open calculatorEnergy Efficiency Upgrade Payback Calculator
Calculate how many years it takes an energy-efficient appliance or upgrade to pay for itself through lower electricity bills.
Open calculatorSolar Panel Roof Area Calculator
Estimate rooftop solar module area, planning roof area and DC capacity from panel count, dimensions, watts and spacing.
Open calculatorBattery Essential-Load Duration Calculator
Estimate home-battery essential-load hours and inverter peak margin from usable kWh, state of charge, reserve and load.
Open calculatorRainwater Catchment Area Calculator
Calculate roof catchment area needed for a target Australian rainwater yield from annual rainfall and collection efficiency.
Open calculatorRainwater Tank Days Supply Calculator
Estimate Australian rainwater tank supply days from capacity, starting level, reserve level and measured daily demand.
Open calculatorWater Leak Loss Calculator
Calculate litres, kilolitres and Australian water-usage cost lost from a measured continuous leak over a selected period.
Open calculatorAppliance Label Annual Cost Calculator
Convert an Australian appliance Energy Rating Label's annual kWh into daily, yearly and ownership-period electricity cost.
Open calculatorEveryday Tools
27 toolsAge Calculator
Calculate an exact age in years or the precise difference between two calendar dates broken down into years, months, weeks and days for any occasion.
Open calculatorPercentage Calculator
Calculate percentages, increases, decreases and one value as a percentage of another. Free instant results with clear formulas and examples.
Open calculatorDate Difference Calculator
Work out the total days, business days, weeks, months and years between two dates, with optional weekend and national public holiday exclusions.
Open calculatorPercentage Change Calculator
Calculate percentage change, increase or decrease, a percentage of a number, and what percent one value is of another. Free instant results.
Open calculatorUnit Conversion Calculator
Convert length, weight, volume, area, temperature, speed and fuel economy units, including litres per 100km, km per litre and miles per gallon.
Open calculatorBMI and Health Calculator
Estimate your BMI, WHO weight category, healthy weight range, waist-based health risk and daily energy needs in kilojoules and kilocalories.
Open calculatorPaint Coverage Calculator
Work out paintable wall and ceiling area, litres of paint needed, tins to buy and total estimated cost, with editable door and window deductions.
Open calculatorPercentage Difference Calculator
Work out the percentage difference between two numbers, useful for comparing prices, scores or measurements quickly.
Open calculatorReverse Percentage Calculator
Find the original value before a percentage increase or decrease was applied, handy for working backwards from a sale price or tax-inclusive figure.
Open calculatorFraction to Percentage Calculator
Convert any fraction, such as marks out of a test or a recipe ratio, into a percentage instantly.
Open calculatorPercentage to Fraction Calculator
Convert a percentage into its simplest fraction form, showing both the raw and simplified fractions.
Open calculatorRatio Calculator
Simplify a ratio of two or three numbers to its lowest terms, useful for recipes, mixing solutions or scaling drawings.
Open calculatorProportion Calculator
Solve for the missing value in a proportion, such as scaling ingredients or converting rates, using cross-multiplication.
Open calculatorAverage Calculator
Calculate the mean of up to eight numbers, useful for averaging test scores, bills or measurements.
Open calculatorWeighted Average Calculator
Calculate a weighted average from up to four value and weight pairs, ideal for grades where assessments carry different weightings.
Open calculatorMedian Calculator
Find the median (middle value) of up to eight numbers, a useful measure of the centre that isn't skewed by outliers.
Open calculatorMode Calculator
Find the most frequently occurring value (or values) among up to eight numbers you enter.
Open calculatorRange Calculator
Calculate the statistical range — the difference between the highest and lowest of up to eight numbers.
Open calculatorRounding Calculator
Round positive or negative numbers to a chosen number of decimal places. See the rounded value and method instantly with a clear worked result.
Open calculatorScientific Notation Calculator
Convert a number between standard decimal form and scientific notation, showing the exponent and coefficient clearly.
Open calculatorAbsolute Value Calculator
Find the absolute value (distance from zero) of any positive or negative number instantly.
Open calculatorExponent Calculator
Raise a base number to any power, including negative or fractional exponents, and see the result instantly.
Open calculatorSquare Root Calculator
Find the square root of a number, with a clear error message for negative inputs since real square roots don't exist for them.
Open calculatorNth Root Calculator
Calculate the nth root of a number, such as a cube root or fourth root, for any positive whole-number degree.
Open calculatorLogarithm Calculator
Calculate the logarithm of a number to any base, including common log (base 10) and natural log (base e).
Open calculatorFactorial Calculator
Calculate the factorial of a whole number, useful for permutations, combinations and probability problems.
Open calculatorGreatest Common Divisor Calculator
Find the greatest common divisor (GCD) and lowest common multiple (LCM) of two whole numbers using the Euclidean algorithm.
Open calculatorConstruction
12 toolsConcrete Slab Calculator
Calculate concrete volume, wastage-adjusted volume, bags or premix required, estimated cost and approximate weight for any rectangular slab shape.
Open calculatorWallpaper Roll Quantity Calculator
Estimate wallpaper rolls from wall area, roll size, wall height, pattern repeat and allowance, including usable drops per roll.
Open calculatorTile Layout Quantity Calculator
Estimate whole tiles and purchased coverage from net wall or floor area, tile dimensions and an adjustable waste allowance.
Open calculatorTile Grout Quantity Calculator
Estimate tile grout kilograms and whole bags from tile dimensions, joint geometry, tiled area, grout density and allowance.
Open calculatorFlooring Plank Pack Calculator
Estimate whole packs and purchased coverage for timber, hybrid or laminate flooring from net area, pack coverage and waste.
Open calculatorInsulation Batt Pack Calculator
Estimate insulation batts and whole packs from net ceiling, wall or floor area, batt dimensions, pack quantity and allowance.
Open calculatorPaving Quantity Calculator
Estimate whole pavers, pallet count and purchased face coverage from paved area, paver dimensions, waste and pallet size.
Open calculatorLandscape Material Volume Calculator
Estimate cubic metres and tonnes of gravel, mulch or soil from area, placed depth, settlement allowance and supplier bulk density.
Open calculatorRaised Garden Bed Soil Mix Calculator
Estimate raised garden bed fill volume and two soil-mix component quantities from internal dimensions, fill level and mix ratio.
Open calculatorLawn Turf Roll Calculator
Estimate whole lawn turf rolls and purchased coverage from prepared area, individual roll dimensions and trimming allowance.
Open calculatorLawn Seed Quantity Calculator
Estimate grass seed kilograms and whole bags from lawn area, the selected seed blend's sowing rate and an adjustable allowance.
Open calculatorSwimming Pool Fill Time Calculator
Estimate rectangular pool volume, litres and filling time from pool dimensions, average depth, measured hose flow and loss allowance.
Open calculatorUnits and Conversions
15 toolsLength Converter
Convert lengths between metres, kilometres, centimetres, millimetres, miles, feet, inches and yards.
Open calculatorWeight and Mass Converter
Convert weight and mass between kilograms, grams, tonnes, pounds, ounces and stone using standard conversion factors.
Open calculatorTemperature Converter
Convert temperatures between Celsius, Fahrenheit and Kelvin instantly using the standard scientific conversion formulas.
Open calculatorVolume Converter
Convert volumes between litres, millilitres, cubic metres, US gallons, UK gallons, US cups and fluid ounces.
Open calculatorArea Converter
Convert square metres, hectares, acres, square feet, square yards and square kilometres instantly for Australian land, property and floor plans.
Open calculatorSpeed Converter
Convert speed between kilometres per hour, miles per hour, metres per second and knots for driving, sport or weather.
Open calculatorPressure Converter
Convert pressure values between kilopascals, bar, PSI and atmospheres for tyres, tools and weather readings.
Open calculatorEnergy Unit Converter
Convert energy values between kilowatt-hours, joules, kilojoules, calories and British thermal units (BTU).
Open calculatorData Storage Converter
Convert digital storage sizes between bytes, kilobytes, megabytes, gigabytes and terabytes using binary units.
Open calculatorCooking Measurement Converter
Convert common Australian cooking measurements between cups, tablespoons, teaspoons, millilitres and grams for water.
Open calculatorFuel Economy Converter
Convert fuel economy between Australian litres per 100km, miles per gallon and kilometres per litre for comparing vehicles.
Open calculatorAcres to Hectares Converter
Convert land area between acres and hectares in either direction, useful for comparing rural and agricultural property sizes.
Open calculatorMetres to Feet and Inches Converter
Convert a height or length in metres or centimetres into feet and inches, or feet and inches back into metric units.
Open calculatorKilograms to Stone and Pounds Converter
Convert body weight between kilograms and stone and pounds, or from stone and pounds back into kilograms.
Open calculatorPaper Sheet Layout Yield Calculator
Calculate whole rectangular print items per usable metric sheet in both orientations and select the higher layout yield.
Open calculatorTime and Dates
20 toolsBusiness Days Calculator
Count the working (business) days between two Australian dates, excluding weekends and any public holidays you list.
Open calculatorDays Between Dates Calculator
Count calendar days between two dates, with inclusive and exclusive options. See full weeks and remaining days instantly, free with no signup.
Open calculatorWorking Hours Between Dates Calculator
Estimate total working hours between two dates based on your standard business hours per weekday, useful for project and billing estimates.
Open calculatorAdd or Subtract Days Calculator
Add or subtract a number of days from a given date to find a future or past date, shown in Australian DD/MM/YYYY format.
Open calculatorWeeks Between Dates Calculator
Calculate the exact weeks and days between two dates, with inclusive counting available. Free instant date result with no signup or saved data.
Open calculatorMonths Between Dates Calculator
Find the number of full months and days between two dates, useful for calculating contract terms, tenancy lengths or age in months.
Open calculatorLeap Year Checker
Check instantly whether a given year is a leap year and see how many days it has, using the standard Gregorian calendar rule.
Open calculatorDay of the Week Finder
Find out which day of the week any date falls on, past or future, entered in Australian DD/MM/YYYY format.
Open calculatorTime Duration Calculator
Calculate the total duration between a start and finish time, shown in hours and minutes, including durations that cross midnight.
Open calculatorHours and Minutes Calculator
Add or subtract two amounts of time given in hours and minutes to get a combined total, useful for adding up shifts or tasks.
Open calculatorDecimal Hours Converter
Convert hours and minutes into decimal hours, or decimal hours back into hours and minutes, for payroll and timesheet purposes.
Open calculatorAustralian Time Zone Difference Calculator
Compare the time difference between Australian time zones using fixed standard or daylight saving offsets that you select manually.
Open calculatorShift Length Calculator
Calculate paid shift length after unpaid breaks, including overnight work. See total hours and decimal hours instantly for Australian timesheets.
Open calculatorPay Period Calculator
Find the start and end dates of your current pay period based on your pay cycle and a known reference pay date.
Open calculatorCountdown Calculator
See exactly how many days, hours and minutes remain until a future date and time, such as an event, holiday or deadline.
Open calculatorDue Date Countdown Calculator
Count down the days remaining until a bill, invoice, assignment or project due date to help you plan ahead and avoid late fees.
Open calculatorProject Timeline Calculator
Estimate a project's finish date from its start date and duration in working days, or check whether it fits before a deadline.
Open calculatorRecurring Date Calculator
Find the next several occurrences of a repeating event, such as a bill, meeting or reminder, based on a starting date and frequency.
Open calculatorDate to Financial Year Calculator
Enter any date to identify its Australian financial year and quarter instantly. Free calculator with no signup and no dates or results saved.
Open calculatorAge in Days Calculator
Find your exact age in total days, weeks, months and years from your date of birth to today or any chosen date.
Open calculatorHealth
14 toolsBMR Calculator
Estimate your Basal Metabolic Rate using the Mifflin-St Jeor equation to see how many calories your body burns at rest each day.
Open calculatorTDEE / Daily Calorie Needs Calculator
Calculate your Total Daily Energy Expenditure to estimate daily calorie needs for maintaining, losing or gaining weight.
Open calculatorBody Fat Percentage Calculator (US Navy Method)
Estimate your body fat percentage using the US Navy tape-measure method based on waist, neck and height measurements.
Open calculatorIdeal Weight Calculator
Estimate a healthy ideal body weight range in kilograms using the Hamwi and Devine formulas based on your height and sex.
Open calculatorWaist-to-Hip Ratio Calculator
Calculate your waist-to-hip ratio from centimetre measurements to assess body fat distribution and related health risk category.
Open calculatorWaist-to-Height Ratio Calculator
Work out your waist-to-height ratio, a simple screening measure that flags increased health risk when waist exceeds half your height.
Open calculatorMacro Split Calculator
Split your daily calorie target into grams of protein, carbohydrates and fat based on a chosen macronutrient percentage split.
Open calculatorDaily Water Intake Calculator
Estimate your recommended daily water intake in litres based on body weight and activity level, using a standard hydration guideline.
Open calculatorCalories Burned Calculator
Estimate calories burned during exercise based on activity type, your body weight and the duration of the session in minutes.
Open calculatorHeart Rate Zones Calculator
Calculate your estimated maximum heart rate and training heart rate zones for fat burning, cardio and peak effort exercise.
Open calculatorRunning Pace Calculator
Calculate your running pace per kilometre, total time or distance for a run, and see an equivalent speed in kilometres per hour.
Open calculatorVO2 Max Estimate Calculator
Estimate your VO2 max, a key measure of aerobic fitness, from a recent race time and distance using the Jack Daniels formula.
Open calculatorBlood Alcohol Concentration Calculator
Estimate blood alcohol concentration using the Widmark formula from standard drinks (10g alcohol), body weight, sex and time elapsed.
Open calculatorPregnancy Due Date Calculator
Estimate an approximate pregnancy due date and current gestational week from the first day of your last menstrual period.
Open calculatorEducation
23 toolsGPA Calculator
Work out your Grade Point Average on Australia's common 7-point or 4-point university scales from subject grades and credit points.
Open calculatorWeighted Grade Calculator
Calculate your weighted course grade from assignments, exams and assessment percentages. See each contribution and your overall mark instantly for free.
Open calculatorFinal Grade Needed Calculator
Find out what score you need on your final exam or remaining assessment to reach a target overall grade for a subject.
Open calculatorExam Score Calculator
Convert exam marks into a percentage and indicative Australian grade band. Enter marks scored and total marks for an instant result, free with no signup.
Open calculatorAssignment Weight Calculator
Calculate how many percentage points an assignment contributes to your final subject grade from its score and weighting. Free, instant and no signup.
Open calculatorPercentage Grade Calculator
Convert marks to a percentage and compare the result with an indicative Australian school or university grade band. Free, instant and no signup.
Open calculatorStudy Time Planner
Plan how many hours a day you need to study to cover your total revision hours before an exam or assessment deadline.
Open calculatorReading Time Calculator
Estimate how long it will take to read a textbook chapter or article based on word count and your typical reading speed.
Open calculatorWord Count to Pages Calculator
Estimate how many pages an essay or assignment will run to based on its word count and your font, size and spacing settings.
Open calculatorWords Per Minute Calculator
Work out your typing or reading speed in words per minute from a word count and the time it took, handy for touch-typing tests.
Open calculatorCourse Fee Budget Calculator
Add up tuition, materials and other fees across a course's duration to see your total and average cost per study period.
Open calculatorTextbook Budget Calculator
Estimate your total textbook spend for a semester from the number of subjects and an average or per-book cost.
Open calculatorSemester Budget Calculator
Bring together tuition, textbooks, transport and living costs to see your total spend for a semester of study.
Open calculatorAttendance Percentage Calculator
Check your class attendance rate as a percentage, and how many more classes you can miss while staying above a minimum requirement.
Open calculatorClass Hours Calculator
Total your weekly and semester class contact hours across lectures, tutorials and labs to plan your study timetable.
Open calculatorCredit Points Calculator
Work out how many subjects or credit points you need each semester to finish your degree within a target number of years.
Open calculatorStudy Load Calculator
Estimate your total weekly workload by combining class contact hours with the self-study time each subject typically requires.
Open calculatorIELTS Overall Band Calculator
Calculate your overall IELTS band score from your Listening, Reading, Writing and Speaking scores using the official rounding rule.
Open calculatorPTE Practice Score Average
Average your PTE Academic practice test scores across Speaking, Writing, Reading and Listening to track your progress.
Open calculatorEducation Savings Calculator
Project how a regular savings contribution grows over time towards a future education cost such as school or university fees.
Open calculatorAssignment Workback Capacity Calculator
Compare remaining assignment work with realistic study hours available before an Australian course deadline and show the buffer.
Open calculatorStudy Backlog Clearance Calculator
Estimate how long an Australian student needs to clear overdue study work after allowing for new weekly learning tasks.
Open calculatorReading List Completion Calculator
Measure Australian course reading-list completion and estimate the number of remaining readings required each week.
Open calculatorFamily and Household
20 toolsHousehold Budget Calculator
Add up household income against housing, utility, grocery and other regular costs to see your monthly surplus or shortfall.
Open calculatorGrocery Budget Calculator
Estimate your household's weekly and monthly grocery spend based on household size and an average cost per person.
Open calculatorRent Split Calculator
Split rent fairly between three housemates using equal shares or custom room weightings for size, ensuite access or other agreed features. Free and instant.
Open calculatorBill Split Calculator
Split a shared household bill evenly or by custom shares between multiple people, such as electricity, internet or water.
Open calculatorShared Expenses Calculator
Track shared spending between two people and calculate who owes whom to settle up fairly and evenly.
Open calculatorChild Care Cost Calculator
Estimate Australian child-care costs after your entered subsidy percentage. Compare weekly, fortnightly, monthly and annual out-of-pocket amounts.
Open calculatorBaby Cost Calculator
Estimate the first-year cost of a new baby by adding up nappies, formula, clothing, equipment and other essential costs.
Open calculatorWedding Budget Calculator
Allocate a total wedding budget across venue, catering, attire and other common categories to keep spending on track.
Open calculatorMoving Cost Calculator
Add up removalist, truck hire, packing supplies and other costs to estimate your total house moving budget.
Open calculatorPet Cost Calculator
Estimate the ongoing monthly and annual cost of owning a pet from food, vet care, insurance and other regular expenses.
Open calculatorMeal Cost Per Serve Calculator
Work out the cost per serve of a home-cooked meal by dividing total ingredient cost by the number of servings.
Open calculatorRecipe Scaling Calculator
Scale a recipe's ingredient quantities up or down to match a new number of servings.
Open calculatorHousehold Emergency Fund Calculator
Work out a target emergency fund based on your essential monthly household expenses and how many months of cover you want.
Open calculatorHome Contents Value Calculator
Add up the estimated replacement value of your furniture, electronics and belongings to help set a contents insurance sum insured.
Open calculatorCleaning Cost Calculator
Estimate the cost of a professional home clean, or compare it with the ongoing cost of a regular cleaning service.
Open calculatorLaundry Cost Calculator
Estimate your household's weekly and monthly laundry running costs from washing machine loads, electricity and water use.
Open calculatorSubscription Cost Calculator
Add up your household's streaming, app and membership subscriptions to see the true total monthly and annual cost.
Open calculatorCost of Living Comparison Calculator
Compare your household budget against a different city or region using a percentage cost-of-living adjustment you enter.
Open calculatorPocket Money Planner
Plan a weekly pocket money allowance for your children and see the total annual cost across your family.
Open calculatorSchool Costs Budget Calculator
Add up school fees, uniforms, excursions and other annual costs per child to estimate your total yearly school budget.
Open calculatorTravel
22 toolsTravel Budget Calculator
Plan a total trip budget across flights, accommodation, food and activities, split per day and per traveller.
Open calculatorManual Currency Conversion Calculator
Convert an amount between Australian dollars and a foreign currency using an exchange rate you enter yourself.
Open calculatorRoad Trip Fuel Cost Calculator
Estimate Australian road-trip fuel use and cost from distance, fuel economy and pump price. Split the total between travellers and test scenarios.
Open calculatorRoad Trip Cost Calculator
Combine fuel, accommodation, food and other daily costs to estimate the full cost of a multi-day road trip.
Open calculatorFlight Time Calculator
Calculate flight duration from departure and arrival times, including overnight travel and time-zone offsets. Free instant result with no signup.
Open calculatorJet Lag Time Shift Calculator
Estimate the time zone shift for a trip and a rough number of days your body clock may take to adjust.
Open calculatorBaggage Weight Calculator
Check whether your packed luggage is within your airline's checked and carry-on weight allowance.
Open calculatorTravel Insurance Excess Calculator
Work out your out-of-pocket cost on a travel insurance claim after your policy excess is applied.
Open calculatorHoliday Savings Calculator
Work out how much to save each pay cycle to reach your holiday budget by your travel date.
Open calculatorDaily Travel Spend Calculator
Break down a total holiday budget into an average amount available to spend per day of the trip.
Open calculatorAccommodation Cost Calculator
Calculate total accommodation cost from the nightly rate and number of nights, then split the stay between travellers. Compare trip costs instantly.
Open calculatorGroup Travel Split Calculator
Split shared trip costs fairly across a group of travellers, including an optional uneven contribution.
Open calculatorVisa Application Budget Calculator
Add up visa application fees, biometrics, health checks and other costs entered by you to budget a visa application.
Open calculatorRelocation Cost Calculator
Estimate the total cost of relocating overseas or interstate, covering flights, shipping, visas and setup costs.
Open calculatorInterstate Moving Cost Calculator
Estimate the cost of an interstate move within Australia, including removalist, travel and temporary accommodation costs.
Open calculatorWorking Holiday Budget Calculator
Estimate the upfront savings needed for a working holiday, covering visa, flights, initial accommodation and buffer funds.
Open calculatorMigration Application Cost Planner
Plan the total cost of a migration application, including government fees, health checks, agent fees and translations.
Open calculatorInternational Money Transfer Fee Calculator
Compare the total cost of an international money transfer once the provider's fee and exchange rate margin are included.
Open calculatorExchange Rate Margin Calculator
Work out the margin a currency provider is charging by comparing their offered rate against the mid-market rate.
Open calculatorTravel Leave Days Calculator
Work out how many annual leave days a trip will use, and how many remain, once weekends and public holidays are excluded.
Open calculatorBaggage Weight Distribution Calculator
Calculate average measured weight per bag and the signed margin against an entered combined airline baggage allowance.
Open calculatorPacking List Completion Calculator
Measure completion of a trip-specific packing list and show how many required items remain unchecked before an Australian departure.
Open calculatorE-commerce
23 toolsE-commerce Profit Calculator
Work out your net profit per sale after product cost, marketplace fees, shipping and ad spend.
Open calculatorMarketplace Fee Calculator
Calculate marketplace selling fees, payment charges and net proceeds in Australian dollars. Compare fee structures before setting your sale price.
Open calculatorConversion Rate Calculator
Calculate your website or store conversion rate from total visitors and completed orders.
Open calculatorCost Per Click Calculator
Work out your average cost per click from total ad spend and the number of clicks an ad campaign received.
Open calculatorCost Per Thousand Impressions Calculator
Calculate CPM, the cost per one thousand ad impressions, from total ad spend and total impressions delivered.
Open calculatorCost Per Acquisition Calculator
Calculate your cost per acquisition (CPA) from total marketing spend and the number of customers or orders gained.
Open calculatorEmail Conversion Rate Calculator
Calculate the conversion rate of an email campaign from the number of orders generated against emails delivered or clicked.
Open calculatorCart Abandonment Rate Calculator
Calculate the percentage of shopping carts started but not completed, and the estimated revenue left on the table.
Open calculatorAverage Order Value Calculator
Calculate your average order value from total revenue and the number of orders over a given period.
Open calculatorBreak-Even ROAS Calculator
Calculate the minimum return on ad spend needed to break even, based on your profit margin.
Open calculatorProfit Per Order Calculator
Calculate your profit on a single order after product cost, fees, shipping and packaging are deducted.
Open calculatorGST-Inclusive E-commerce Pricing Calculator
Work out the GST-inclusive selling price needed to achieve a target GST-exclusive profit margin on an online sale.
Open calculatorShipping Cost Recovery Calculator
Check whether the shipping fee you charge customers covers your actual shipping cost, or how much you're subsidising.
Open calculatorFree Shipping Threshold Calculator
Work out the minimum order value needed for a free shipping offer to still cover your average shipping cost from margin.
Open calculatorRefund Impact Calculator
See how your refund rate reduces net revenue and effective profit margin across your total sales.
Open calculatorSubscription Churn Calculator
Calculate your monthly subscriber churn rate and the resulting revenue lost from cancelled subscriptions.
Open calculatorMarketplace Payout Calculator
Estimate your total payout across multiple orders after your marketplace's percentage and fixed fees are deducted.
Open calculatorProduct Landed Cost Calculator
Calculate the true landed cost per unit including product cost, freight, duties and other import charges.
Open calculatorAd Budget Planner
Plan a daily and monthly ad budget from a target number of sales, your conversion rate and cost per click.
Open calculatorRepeat Purchase Rate Calculator
Calculate the percentage of your customers who have made more than one purchase over a given period.
Open calculatorProduct Page Add-to-Cart Rate Calculator
Calculate product-page add-to-cart rate for an Australian online store from eligible detail sessions and sessions adding a product.
Open calculatorFulfilment Cost per Order Calculator
Calculate Australian e-commerce fulfilment cost per dispatched order from labour, packaging, facility, software and shipping subsidy.
Open calculatorOrder Picking Accuracy Calculator
Calculate Australian e-commerce order-picking line accuracy and error lines from warehouse scan or audit records.
Open calculatorTechnology
25 toolsDownload Time Calculator
Work out how long a file will take to download at a given internet speed, in hours, minutes and seconds.
Open calculatorUpload Time Calculator
Calculate how long it takes to upload a file or backup given its size and your upload speed in Mbps or MB/s.
Open calculatorBandwidth Calculator
Estimate the total network bandwidth needed for a number of simultaneous users or devices on a connection.
Open calculatorInternet Data Usage Calculator
Estimate your monthly internet data usage from daily activities like streaming, video calls and browsing.
Open calculatorVideo File Size Calculator
Estimate the file size of a video from its bitrate and duration, useful for storage and upload planning.
Open calculatorImage Aspect Ratio Calculator
Work out a proportional height or width for an image, or simplify its aspect ratio, from two known dimensions.
Open calculatorScreen Pixels Per Inch (PPI) Calculator
Calculate a screen's pixel density (PPI) from its resolution and diagonal size in inches.
Open calculatorScreen Resolution Megapixel Calculator
Calculate the total megapixel count and aspect ratio of a screen resolution such as 1920x1080 or 3840x2160.
Open calculatorVideo Bitrate Calculator
Calculate the recommended video bitrate to hit a target file size, or the resulting size from a chosen bitrate.
Open calculatorRAID Storage Capacity Calculator
Estimate usable storage capacity and redundancy for common RAID levels (0, 1, 5, 6, 10) from disk size and count.
Open calculatorBackup Time Calculator
Estimate how long a backup of a given data size will take over a network, USB or cloud connection.
Open calculatorBattery Runtime Calculator
Estimate how long a battery will last from its capacity in mAh or Wh and the device's average power draw.
Open calculatorComputer Electricity Cost Calculator
Estimate the running electricity cost of a computer, console or other device from its wattage, hours used and your tariff.
Open calculatorWebsite Uptime Calculator
Convert a website or service's uptime percentage into the equivalent downtime in minutes per day, month and year.
Open calculatorSLA Downtime Credit Calculator
Estimate the allowed downtime and potential service credit under a provider's SLA, given the uptime target and outage duration.
Open calculatorPassword Entropy Calculator
Estimate a password's strength in bits of entropy from its length and the character set used, plus a rough crack-time indicator.
Open calculatorSubnet Calculator
Work out the network address, broadcast address, subnet mask and usable host range for an IPv4 address and prefix length.
Open calculatorIP Address Range Calculator
Calculate the first, last and total number of IPv4 addresses covered by a given network address and prefix length.
Open calculatorBinary, Decimal and Hex Converter
Convert a whole number between decimal, binary, hexadecimal and octal formats, useful for programming and networking tasks.
Open calculatorUnix Timestamp Converter
Convert between a Unix timestamp (seconds since 1 January 1970) and a human-readable date and time in AEST/AEDT or UTC.
Open calculatorDevice Storage Headroom Calculator
Compare recorded device storage use with usable capacity, showing utilisation and signed free space in decimal GB.
Open calculatorPhoto Library Storage Calculator
Estimate photo-library storage in decimal GB from photo count and a measured average image file size in MB.
Open calculatorBackup Storage Growth Calculator
Calculate net monthly backup storage growth and linear free-capacity runway from comparable snapshots in decimal GB.
Open calculatorCloud Storage Headroom Calculator
Compare recorded cloud storage use with allocated capacity, showing utilisation and signed free storage in decimal GB.
Open calculatorWebsite Page-Weight Budget Calculator
Compare measured website page weight with a team budget, showing utilisation and signed megabyte headroom.
Open calculatorStatistics
20 toolsStandard Deviation Calculator
Work out the sample or population standard deviation of up to 8 numbers to see how spread out your data is around the mean.
Open calculatorVariance Calculator
Calculate the sample or population variance of up to 8 numbers, showing how far your data is spread from its average value.
Open calculatorZ-Score Calculator
Find how many standard deviations a value sits above or below the mean, and its approximate percentile under a normal distribution.
Open calculatorPercentile Calculator
Find the value at any percentile within a dataset of up to 8 numbers, using linear interpolation between sorted values.
Open calculatorQuartile Calculator
Split a dataset of up to 8 numbers into quarters and find Q1, the median (Q2) or Q3 using linear interpolation.
Open calculatorInterquartile Range (IQR) Calculator
Calculate the interquartile range of up to 8 numbers and check for outliers using the standard 1.5×IQR fence rule.
Open calculatorProbability Calculator
Work out the probability of a single event from the number of favourable outcomes and the total possible outcomes.
Open calculatorCombination (nCr) Calculator
Calculate the number of ways to choose r items from a group of n when the order of selection doesn't matter.
Open calculatorPermutation (nPr) Calculator
Calculate the number of ways to arrange r items from a group of n when the order of selection matters.
Open calculatorBinomial Probability Calculator
Find the probability of getting exactly, at most or more than k successes across n independent trials with a fixed success probability.
Open calculatorNormal Distribution Calculator
Calculate the cumulative probability and density of a value under a normal (bell curve) distribution given its mean and standard deviation.
Open calculatorConfidence Interval Calculator
Calculate a confidence interval around a sample mean using the sample standard deviation, sample size and chosen confidence level.
Open calculatorSample Size Calculator
Work out how many people or items you need to survey to reach a target confidence level and margin of error.
Open calculatorMargin of Error Calculator
Calculate the margin of error for a survey result given the sample proportion, sample size and confidence level.
Open calculatorCorrelation Coefficient Calculator
Measure the strength and direction of the linear relationship between two variables using up to 4 paired X and Y values.
Open calculatorLinear Regression Calculator
Fit a straight line through up to 4 paired X and Y values and predict Y for any given X using ordinary least squares.
Open calculatorWeighted Index Calculator
Combine up to 4 values with their own weights into a single weighted average or index number, similar to how a price index is built.
Open calculatorMoving Average Calculator
Smooth out short-term fluctuations in up to 8 chronological data points using a simple moving average over a chosen window.
Open calculatorExponential Smoothing Calculator
Forecast the next value in a chronological series of up to 8 data points using simple exponential smoothing with an adjustable smoothing factor.
Open calculatorGeometric Mean Calculator
Calculate the geometric mean of up to 8 positive growth factors, giving the equivalent constant compound growth rate.
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