Calculators
Percentages, loans, fuel costs and other everyday arithmetic, worked out as you type. Each calculator should show its inputs and formula so you can check the answer instead of trusting it.
12 tools
- BMI CalculatorCalculate body mass index from height and weight in metric or imperial units, and see the adult category of the World Health Organization.
- Canada Mortgage Payment CalculatorWork out Canadian mortgage payments with semi-annual compounding, the CMHC minimum down payment and the mortgage loan insurance premium.
- Compound Interest CalculatorCalculate the end balance and interest earned on a sum with compound interest and optional regular deposits, with a year-by-year table.
- EMI CalculatorWork out the monthly EMI, total interest and total payment of a loan from its amount, yearly interest rate and tenure, with a month-by-month schedule.
- FD CalculatorWork out the maturity amount and interest of a fixed deposit from the deposit, yearly rate, tenure and compounding, with a year-by-year table.
- GST CalculatorAdd GST to an amount or remove it from a GST-inclusive price, at any rate, and see the base amount, GST, the CGST and SGST halves and the total.
- Income Tax Calculator IndiaEstimate income tax for a resident individual in India for tax year 2026-27, under the new and the old regime, side by side.
- Percentage CalculatorWork out a percentage of a number, what percent one number is of another, a percentage change, or add and subtract a percent.
- SIP CalculatorEstimate the future value of a monthly SIP from the amount, expected yearly return and years, with invested amount, returns and a year-by-year table.
- UK Stamp Duty CalculatorEstimate Stamp Duty Land Tax on a home in England or Northern Ireland, with first-time buyer relief and the higher and non-resident rates.
- US Federal Income Tax CalculatorEstimate US federal income tax for tax year 2026 from your taxable income or with the standard deduction, for all four filing statuses.
- US Mortgage CalculatorWork out the monthly payment on a US home loan, with property tax, insurance, PMI, extra payments and a full amortization table.