Compound Interest Calculator
Compounding is at the core of long-term investing. The calculator simulates monthly contributions with multiple compounding frequencies (monthly / quarterly / semi-annually / annually) and outputs ending balance, total invested and interest earned.
Compound Interest Calculator
Compounding is at the core of long-term investing. Results exclude tax and inflation.
How to use
Results refresh as you edit the fields — no need to press Calculate. Adjust any input to test alternative scenarios.
Notes
Results exclude tax, fees and inflation; real-world returns vary with the market.