APY and APR are both ways financial institutions describe interest rates, but they are not the same thing.
Understanding the difference can help you compare savings accounts, CDs, loans, and credit cards more accurately.
APR stands for Annual Percentage Rate.
APR usually represents the basic yearly interest rate without accounting for compounding.
APY stands for Annual Percentage Yield.
APY includes the effects of compound interest, which means it reflects the real amount earned or paid over a year when interest compounds.
APY is especially useful when comparing:
The more frequently interest compounds, the larger the difference between APR and APY can become.
Compound interest allows your money to begin earning returns on previous gains. Over long periods of time, this effect can become very powerful.
Try the Compound Interest Calculator