Compound Interest Calculator
Calculate compound interest and final amount.
Runs locally in your browser. No signup.
How it works
- 1 Enter your values.
- 2 Adjust settings if needed.
- 3 Get results instantly.
Contribution happens each compounding period.
Final amount: —
FAQ
What is compound interest?
Compound interest is calculated on the principal amount plus the accumulated interest.
How often is interest compounded?
You can typically choose the frequency (e.g., annually, monthly, daily).
Why is it powerful?
It allows your money to grow faster over time ("interest on interest").
Does this tool store my input?
No. Your input is processed locally in your browser and is not uploaded or stored.