Free Tool
Free Compound Interest Calculator
Set a starting amount, interest rate, compounding frequency, and years to calculate future value and earned interest.
Tool workspace
Run the tool below, then copy or reuse the cleaned output in your spreadsheet or finance workflow.
- Useful for deposits, savings, and conservative investment planning.
- Select compounding frequency that matches the product.
- Estimate only, because real returns vary.
Output
Future value: $74,492.29
Interest earned: $24,492.29
Input stays in your browser. No upload is required for these free tools.