Calculate simple interest on principal amount with our easy-to-use SI calculator.
Interest calculated only on principal amount
Interest remains constant every year
| Year | Interest | Total Amount |
|---|---|---|
| 1 | ₹10,000 | ₹1,10,000 |
| 2 | ₹10,000 | ₹1,20,000 |
| 3 | ₹10,000 | ₹1,30,000 |
Simple Interest: ₹30,000
Compound Interest: ₹33,100
Compound Interest earns ₹3,100 more!
Simple Interest (SI) is calculated only on the principal amount. It doesn't include interest on previously earned interest.
SI = Simple Interest, P = Principal, R = Rate per annum, T = Time in years
Total Amount = P + SI
Loan: ₹1,00,000 @ 10% for 3 years
SI: (1,00,000 × 10 × 3) / 100 = ₹30,000
Total: ₹1,30,000
You pay ₹10,000 interest each year (constant)