Finance & Money
APY APR Calculator
Use this calculator to compare nominal APR with effective annual yield when interest compounds more than once per year.
Converted rate
—
- Periodic rate
- —
Student quick launch
Grade planning, algebra checks, and formulas students reach for most.
Study path
Use this calculator with
Follow these when you want the formula behind the answer, a short lesson, or nearby tools in the same topic.
What the apy apr calculator solves
Use this calculator to compare nominal APR with effective annual yield when interest compounds more than once per year.
Formula
How to use it
- Choose the conversion direction.
- Enter the rate.
- Enter compounding periods per year.
How to read the answer
APY includes compounding, so it is usually higher than APR for savings products with positive rates.
Common mistakes and edge cases
- APR and APY are not interchangeable.
- Compounding frequency changes APY.
- Loan disclosures and savings disclosures may use different conventions.
Worked examples
Monthly compounding
Converted rate
5.1162%
Daily compounding
Converted rate
4.6025%
Frequently asked questions
Why is APY higher than APR?+
APY includes the effect of earning interest on interest during the year.
What compounding should I choose?+
Use the compounding frequency from the account or loan terms.
Related calculators
Compound Interest Calculator
Calculate investment growth with compound interest, regular contributions, inflation adjustment, or reverse-solve the monthly contribution needed for a target.
Simple Interest Calculator
Calculate simple interest, final balance, principal, rate, or time with straightforward interest steps.
Savings Goal Calculator
Find the monthly savings needed to reach a target amount with current savings, deadline, and interest.
Loan Calculator
Calculate fixed-rate loan payment, total interest, payoff time with extra payments, or reverse-solve loan amount from a monthly payment.
Mortgage Calculator
Estimate mortgage payment, PITI, PMI, total interest, first-month amortization, or reverse-solve home affordability from a target payment.
Tip Calculator
Calculate tip, tax, rounded totals, and per-person split, or find the tip percentage from a known tip amount.
Last updated: May 8, 2026