Free calculators and unit converters for general and everyday use.
Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can calculate compound interest over a given period of time using different compounding frequencies viz., daily, monthly, quarterly, half-yearly and yearly.
The compound interest formula for periodic compounding is derived from the following function:
A(t) = Amount function
A(0) = Principal amount (Initial Investment)
t = Total time in years
n = Number of compounding periods per year
r = Nominal annual interest rate
⌊nt⌋ means that nt is rounded down to the nearest integer.
Compounding is a very powerful concept in financial planning. You can see it at work in your retirement fund and in any deposits in your bank account.