How is simple interest different from compound interest?

Simple interest is calculated only on the principal amount. Compound interest is calculated on the principal plus any accumulated interest from previous periods.

When is simple interest commonly used?

It's often used for short-term loans, some types of consumer credit, and basic savings accounts where interest doesn't compound.

What if my time period is in months?

If the time is in months, divide the number of months by 12 to convert it to years for the formula.

Simple Interest Calculator

Calculate interest on your loans or investments easily

Investment Details

Enter the principal, rate, and time period

Principal Amount

Interest Rate (P.A. %)

Tenure Period

Years

Months

Interest Amount

Total Amount

Growth Projection

What is Simple Interest?

Simple Interest (SI) is a quick and easy method of calculating the interest charge on a loan or investment. It is determined by multiplying the daily interest rate by the principal by the number of days that elapse between payments.

How it Works