FINANCIAL CALCULATOR
Compound Interest Calculator
See how an initial amount and monthly contributions can grow over time with compound interest. Adjust the interest rate and time period to compare different scenarios and see how much comes from your contributions versus compound growth.
Enter your values below. The results and chart update automatically.
Calculation details
Minimum: 1 year
Understanding the chart
Contributions show the money you added, including the initial amount and recurring contributions. Interest shows the estimated growth generated by compounding, while Total combines both.
Assumes monthly compounding and contributions made at the end of each month.
Want to learn more about how compound interest works?
Learn about compound interest