Free Tool

Compound Interest Calculator

See what consistency + time can do — with your actual numbers. No login required.

Enter Your Numbers

Contributions are added at the end of each interval.

Withdrawals are deducted at the end of each interval.

Results Overview
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Enter your numbers and tap Calculate
to see what time can do.

⚖️
Final Balance
💵
Total Amount Increase
📊
Total % Increase
Total Contributed
Interest Earned
%
% Gained from Interest
Your Money vs. Time's Money
You contributed: Time earned:
Year Contributed Balance Interest Earned % from Interest