calculate interest

Easily calculate the interest on an amount. Enter the starting amount, interest rate, and term, and see the result immediately.

What is interest?

Interest is the amount you pay or receive on money you borrow or lend. With savings, you receive interest; with loans, you pay interest. With this interest calculation tool , you can easily calculate how much interest you receive or pay over a specific period.

This tool calculates simple interest . This means that interest is calculated only on the original amount and not on previously accrued interest.


How does calculating interest work?

The formula for simple interest is:

Interest = amount × interest rate × term

With this tool, you don't have to apply that formula yourself. You simply enter the values ​​and the result appears immediately.


When do you use this tool?

  • calculating savings interest
  • interest on a loan or advance
  • gain insight into costs or revenues
  • financial planning
  • education and study

Who is this tool suitable for?

  • consumers
  • students
  • entrepreneurs
  • accountants
  • everyone who wants to calculate interest quickly

Difference from compound interest

With simple interest, the amount remains the same. With compound interest, the amount grows because interest on interest is calculated. A separate tool is needed for this (which we will create next).


Frequently Asked Questions

Is this gross or net interest? This tool calculates with gross interest, without taxes.

Can I enter months? Yes, you can also choose a duration in months.

Is this tool free? Yes, completely free and without registration.