Home › Financial Calculators
Loans, mortgages, interest, investing and tax. Choose a calculator below.
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Mortgage Calculator
Estimate your monthly mortgage payment, total interest and total cost from the home price, down payment, interest rate and loan term.
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Loan Calculator
Calculate the monthly payment and total interest on a personal, student or business loan.
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Compound Interest Calculator
See how savings or investments grow when interest is added to your balance and earns interest too.
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Simple Interest Calculator
Calculate interest earned or owed when it is charged only on the original amount.
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ROI Calculator
Measure the return on an investment as a percentage and, if you know the time held, per year.
About our financial calculators
Our financial calculators are free, run in your browser and show the formula and a worked example on every page. Results are estimates for general information only and are not professional financial, medical or legal advice.