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Compound interest
Compound
Principal, rate, years, deposits. See what compounding does over time.
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Compounding
Annual periods modeled monthly-friendly.
Contributions
Optional recurring adds.
Interest earned
Growth beyond what you put in.
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Future value
54713.58
Total contributed
34000
Interest earned
20713.58
How it works
How compounding is modeled
Balance grows each period by the period rate; contributions are added each period. Totals show principal vs interest.
Three steps
- 1
Start & rate
Principal and APR.
- 2
Time & deposits
Years and optional contribution.
- 3
See future value
Balance and interest earned.