Calculators
Simple Interest Calculator
Quick simple-interest math for loans and savings.
Interest: ₹40000
Total: ₹140000
About Simple Interest Calculator
Simple interest is calculated only on the original principal — used in short-term loans, chit funds and many post-office schemes.
CodeMyindia's Simple Interest Calculator is fast, mobile-friendly and works entirely in your browser. 100% private — runs in your browser, no upload, no signup. Free forever, no watermark, no daily limit.
How to use the Simple Interest Calculator
- 1Enter principal, rate and years.
- 2See interest and total instantly.
Why use our Simple Interest Calculator
- Fast, mobile-first UI.
- 100% private — runs in your browser, no upload, no signup.
- Free forever, no watermark, no daily limit.
- Accurate results with clear step-by-step output.
Frequently asked questions
Simple vs compound?
Simple = P·R·T/100. Compound reinvests interest each period.
Is the Simple Interest Calculator really free?
Yes. Free forever, no watermark, no daily limit.
Is my data private?
100% private — runs in your browser, no upload, no signup.