Can it include monthly contributions?

Yes. Set a starting amount and a monthly contribution, and the projection compounds both.

What compounding frequencies are supported?

Annually through to daily, so you can match how your account compounds.

Can I export the projection?

Yes. Download a CSV of the year-by-year breakdown. The chart shows contributions versus gains.

Calculators

Free

Compound Interest Calculator

Set the starting amount, monthly contribution, expected return, years and compounding frequency. The chart shows what you put in versus what you earned. CSV export for tracking.

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CurrencyStarting amount (USD)Monthly contribution (USD)Annual return (%)YearsCompounding

After 20 years

$302,370.09

Contributions$130,000.00

Gains$172,370.09

Project the future value of savings with a starting amount, monthly contributions, expected return, and compounding frequency, with a chart and CSV export. Free, and runs in your browser.

Frequently asked questions

Is it free?: Yes, free with no sign-up.
Can it include monthly contributions?: Yes. Set a starting amount and a monthly contribution, and the projection compounds both.
What compounding frequencies are supported?: Annually through to daily, so you can match how your account compounds.
Can I export the projection?: Yes. Download a CSV of the year-by-year breakdown. The chart shows contributions versus gains.