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Finance Calculators

Plan savings, loans and borrowing costs. Every tool shows the formula and a worked example.

Compound InterestFuture value of savings with regular growth Loan RepaymentMonthly payment, total cost and interest MortgageHome-loan monthly payment estimate PercentageWhat is X% of a number?

About finance calculators

These tools cover the most common money questions: how a balance grows with compound interest, what a loan or mortgage will cost each month, and quick percentage maths for tax, tips and discounts. All calculations run in your browser — nothing you enter is sent anywhere.