finance
Interest Rate Converter
Convert between APR and APY for any compounding frequency.
Convert
%
Compounding frequency
APY (effective yield)
12.68%
Equivalent rate at the chosen compounding frequency.
APR (nominal rate)
12%
APY (effective yield)
12.68%
How it works
- 1Choose the direction: APR → APY or APY → APR.
- 2Enter the rate and pick the compounding frequency.
- 3See the equivalent rate instantly.
Use cases
- Compare a loan APR with a savings APY on equal terms.
- Convert a stated rate into the yield you actually earn.
- Check a lender’s effective rate.
Frequently asked questions
When are APR and APY equal?
When interest compounds once per year. The more often it compounds, the larger the gap between APR and APY.
Which direction should I use?
Use APR → APY to turn a stated rate into the effective yield, and APY → APR to recover the nominal rate behind a quoted yield.
Is my data stored?
No. Everything runs in your browser.
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