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Interest Calculator

Compute both simple and compound interest for any principal, rate and period, with the total maturity amount.

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How to use the Interest Calculator

  1. 1Enter principal, annual rate and time in years.
  2. 2Choose compounding frequency for compound interest.
  3. 3Compare simple vs compound results.

Worked examples

Real figures, so you can see what the Interest Calculator produces before you start.

Simple against compound on a deposit

2,00,000 placed for 3 years at 7.5%, compounded quarterly.

Principal
2,00,000
Rate
7.5% a year
Period
3 years
Compounding
Quarterly

Result. Simple interest gives 45,000. Quarterly compounding gives 49,943.28, so compounding is worth 4,943.28 over the three years.

Frequently asked questions

What compounding options are supported?+

Annual, half-yearly, quarterly and monthly compounding.