Compound Interest Calculator

See how a starting amount and steady monthly contributions grow over time with compound interest.

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$
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20 years

Final portfolio value

$0

Of your $0 final balance, $0 (0%) came from compounding. That's money your money made for you.

Total contributed

$0

Interest earned

$0

Share from compounding

0%

Growth over time

Your contributions and the gains on top of them. Hover to see each year.

Contributions Investment gains

This calculator is for educational purposes only. It assumes a constant annual rate of return, compounded monthly. Actual investment returns vary and past performance does not guarantee future results.