Simple vs Compound Interest Calculator

The initial amount invested
Rate of interest per annum
Duration of investment

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About Simple vs Compound Interest

Simple interest is calculated only on the principal amount, while compound interest is calculated on the principal plus the interest that has already been earned. This makes compound interest grow faster over time.

Simple Interest Formula

SI = P × R × T / 100

Compound Interest Formula

A = P × (1 + R/(100×N))^(N×T)

Where N is compounding frequency per year

Frequently Asked Questions

What is the difference between simple and compound interest?

Simple interest is calculated only on the principal amount, while compound interest is calculated on both principal and accumulated interest.

When is compound interest beneficial?

Compound interest is beneficial for long-term investments as interest earns interest over time.

How often is interest compounded?

Interest can be compounded annually, semi-annually, quarterly, monthly, or daily depending on the investment.

What is the formula for compound interest?

A = P(1 + r/n)^(nt), where A is the amount, P is principal, r is rate, n is compounding frequency, t is time.

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Related Calculators & Resources

Note: This calculator provides estimates comparing simple and compound interest. Actual returns may vary based on compounding frequency, interest rate changes, taxes, and fees. Use our Compound Interest Calculator and FD Calculator for detailed investment calculations.
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