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Savings

Simple Interest Calculator

Calculate simple interest on loans or investments with fixed principal and rate.

Simple Interest Calculator — Calculate simple interest on loans or investments with fixed principal and rate. Use FinWiz24's free simple interest calculator for accurate results.

Formula

SI = P × r × t; A = P + SI

P = Principal, r = Annual rate, t = Years

Results

Enter values above to see results

Formula

SI = P × r × t; A = P + SI

Simple interest is calculated only on the original principal amount. The formula SI = P × r × t is commonly used for short-term loans, term deposits, and some government schemes. It does not include interest on interest.

Example

A simple interest loan of ₹2,00,000 at 8% p.a. for 3 years

Input Values

Principal (₹)₹2,00,000.00
Rate (% p.a.)8%
Tenure (years)₹3.00

Calculation

Applying the formula with the input values above:

Results

Total Amount

₹2,48,000.00

Interest

₹48,000.00

How to Use This Calculator
  1. 1Enter the principal loan or deposit amount.
  2. 2Input the simple interest rate per annum as specified.
  3. 3Enter the tenure in years (simple interest is calculated on original principal only).
  4. 4Use this for short-term loans or fixed deposits that pay simple interest.
  5. 5Most savings accounts and recurring deposits use simple interest, not compound.