Convert Interest per Year and Month

A simple calculator for the annual and monthly interest loan. Enter one value, the other will be calculated.

Example 4 percent interest per year is like 0.327 interest per month.

Interest per year: %

Interest per month: %

The interest loan per month is slightly less than one twelfth of the interest loan per year. The exact formula for the monthly interest is 100 * ( ¹²√ 1 + annual percentage / 100 - 1), for the annual interest the formula is 100 * [ ( 1 + monthly percentage / 100 )¹² - 1 ].