Compound Interest Calculator
See how savings grow with compound interest, including regular monthly deposits. It runs in your browser.
16,470.09Final balance
6,470.09Interest earned
10,000.00You put in
Calculators give estimates for planning. They are not financial advice.
How to use it
- 1
Enter your savings
Add the starting amount and any monthly contribution.
- 2
Add rate and time
Enter the rate, how often it compounds and the number of years.
- 3
See the growth
The final balance, interest earned and what you put in.
Questions about compound interest calculator
What does compounding frequency change?
More frequent compounding earns a little more, as interest is added to the balance more often.
Can I include monthly deposits?
Yes. Add a monthly contribution and it is included in the growth.
Is my information private?
Yes. It is worked out on your device.