InternetActive Calculators™
Compound Interest Calculator
Calculate the Compounded Amount
(Hint: Enter the opening balance in the "Principal" box below
to calculate what the compounded amount will be.)

Calculate the Opening Balance
(Hint: Enter the compounded amount in the "Principal" box below
to calculate the opening balance you need to obtain your goal.)

Base Calculations on a 360-Day Year
Base Calculations on a 365-Day Year
Nominal Interest Rate:
Total Number of Days:
Compound on a Quarterly Basis