Free Compound Interest Calculator
Lump sum with simple or compound interest. No account, no limits, no watermark.
Inputs
$
$
optional recurring monthly contribution (compound mode only)
Results
Final amount
$16,470.09
Interest earned
$6,470.09
Growth
64.70%
total growth vs principal
Year by year
Y1: 10,512 · Y2: 11,049 · Y3: 11,615 · Y4: 12,209 · Y5: 12,834 · Y6: 13,490 · Y7: 14,180 · Y8: 14,906 · Y9: 15,668 · Y10: 16,470
About this tool
Enter a principal, rate, and term to get the final amount and total interest. No account, no limits, no watermark — everything runs in your browser.
How to use
- 1Enter Interest type, Principal and Annual rate (%).
- 2Adjust the remaining inputs to match your case.
- 3Read Final amount and Interest earned in the results.
- 4Everything runs in your browser — nothing is uploaded or stored.
Frequently asked questions
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