Compound Interest Calculator
Calculate compound interest on your investments. See how your money grows over time with our interactive compound interest calculator and growth chart.
How to Calculate Compound Interest
- 1 Enter your initial investment amount
- 2 Set the annual interest rate
- 3 Choose the time period in years
- 4 Select compound frequency and monthly contribution
- 5 View future value, total interest, and growth chart
Frequently Asked Questions
Is my code or data stored anywhere? ▼
No. All developer tools process data locally in your browser. Nothing is sent to any server or logged.
Can I use these tools offline? ▼
Yes! After the initial page load, most developer tools work without an internet connection.
Are there API limits? ▼
No limits. Since processing happens in your browser, you can use the tools as much as you need.
Is the output compatible with production use? ▼
Yes. Our tools produce standard-compliant output suitable for production environments.
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Last updated: January 15, 2026 · v2.1