Compound Interest Calculator
See how compounding grows your money over time. Adjust the rate, time horizon, and frequency.
Final balance
$40,387
Total interest earned
$30,387
Multiplier
4.04×
Growth over time
Results are estimates for informational purposes only. Not financial advice.
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How to use this calculator
- 1Enter your starting principal — the amount you have to invest today.
- 2Set an expected annual interest rate or rate of return.
- 3Choose how many years your money will stay invested.
- 4Pick a compounding frequency to see how often interest is added.
FAQ
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Results are estimates for informational purposes only.