💰 Simple Interest Calculator
Calculate Simple Interest (SI) and total maturity amount on principal, rate of interest and time.
✅ How to Use the Simple Interest Calculator
- Enter your values in the input fields — most results update automatically.
- Click Copy to copy the output to your clipboard.
- This tool runs entirely in your browser — no data is sent to any server.
- Works on all devices — desktop, tablet and mobile.
- 100% free — no account or signup required.