This online APY Calculator will calculate the Annual Percent Yield, also known as the *Effective Annual Rate (EAR)*, from a stated nominal or annual interest rate and a given interest compounding frequency.

If you aren't familiar the APY, are unaware of how it compares to APR (Annual Percentage Rate), or you are not sure why it's important to know, it may be well worth your time to read the explanation provided under the Learn tab.

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