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Investment Calculator

Calculate investment growth with compound interest and regular contributions

What this tool does

Investment Calculator helps you calculate investment growth with compound interest and regular contributions.

What you get

Investment Calculator produces a direct output in this page and keeps all processing on your device, with nothing uploaded to our servers.

Free to use, no watermarks, runs in your browser—nothing uploads to our servers

Initial Investment ($)

Monthly Contribution ($)

Investment Period (Years)

Expected Return (%) annual

Compounding Frequency

Report a bug

If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.