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Free calculators

Money, dates, health and everyday maths, built for the US and Canada. Everything is worked out in your browser, so nothing you type is sent anywhere.

Mortgage calculatorMonthly payment with tax and insurance, US and CanadaLoan calculatorPayment and total interest for car and personal loansCompound interest calculatorSavings growth with monthly depositsPercentage calculatorX% of Y, percent change and moreTip calculatorSplit the bill and add a tipSales tax calculatorAdd or remove sales tax, GST and HSTHourly to salary calculatorHourly wage to yearly salary and backAge calculatorExact age and days to next birthdayDays between dates calculatorDays, weeks and weekdays between two datesBMI calculatorBody mass index and healthy weight rangeDiscount calculatorSale price and savingsUnit converterLength, weight, temperature, volume and morePixels to inches calculatorPixels to inches, cm and mm at any DPIDPI to pixels calculatorPixel size for A4, Letter, 4x6 and passport photosPrint size calculatorHow big can you print a photoWords per page calculatorWords to pages by font and spacingFile size converterKB, MB and GB, and will it fit in emailVideo bitrate and file size calculatorFile size from bitrate and lengthAspect ratio calculatorFind a ratio and resize without stretchingReading time and speaking time calculatorReading time and speaking time for any textScan file size calculatorFile size of a scanned PDF by DPI

Common questions

Are the calculators free?

Yes. No sign-up, no limits and no ads in the way.

Is what I type saved?

No. Every calculation runs in your browser and nothing is uploaded.

Are the results exact?

They are estimates for planning. Lenders, employers and tax offices will confirm the exact figures.