How does the Interest Calculator work?

Calculate simple and compound interest growth. The result is an estimate based on the values entered.

Can I copy the result?

Yes. Use the Copy Result button to copy the current calculator results.

Interest & Investment

Calculate simple and compound interest growth.

Starting Amount

Monthly Contribution

Annual Return / Interest (%)

Years

Future Value -

Total Contributions -

Growth -

Formula

FV = P(1+r/12)^n + PMT * (((1+r/12)^n - 1) / (r/12))

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