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APY Calculator

Convert a nominal annual rate (APR) into effective annual yield (APY) based on compounding frequency.

Effective APY

5.116%

See the true yearly return once compounding is included. Enter the nominal APR and how often interest compounds to get the effective APY.

How to use

  1. Enter the nominal annual rate (APR).
  2. Choose how often the interest compounds.
  3. Read the effective annual percentage yield.

Frequently asked questions

What is the difference between APR and APY?
APR is the stated annual rate; APY includes the effect of compounding, so APY is higher when interest compounds more than once a year.
How is APY calculated?
APY = (1 + APR / n)^n - 1, where n is the number of compounding periods per year.

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