Finance
Effective annual rate
Effective annual rate: calculate from your inputs and inspect the formula. No account required. Processing stays in your browser.
Effective annual rate = (1+r/m)^m − 1
Mathematical equivalence excluding fees; not a complete contractual or legal APR.
How to use this calculator
- Identify the quantities and convert them to the units shown.
- Apply the formula first, then compare with the substitution and result.
- Check the assumptions and whether the order of magnitude makes sense.
Illustrative calculations, not a loan offer or a prediction. Check rates, fees, taxes and contract terms before making decisions.
A practical example
Use these sample inputs to check the calculation before entering your own values.
- Annual rate (%)
- 5
- Compounds per year
- 12
Result for this example
- Effective rate excluding fees
- 5.116189788173298 %