APR and APY converter APR and APY converter

APR to APY converter

APR describes a stated annual rate, while APY includes compounding. This converter shows the difference.

Use the same compounding assumptions when comparing offers.

Use the calculator to turn input values into a clear, repeatable result.
Keep units and assumptions visible so the calculation can be checked later.
Copy the result or key numbers for reports, messages or spreadsheets.
Reset to defaults when you want to compare another scenario from a clean state.
Calculators run in the browser and are useful for quick estimates before formal checks.
For finance, health, engineering or legal decisions, verify important results with a specialist or official source.