Optimizing calculations...
Optimizing calculations...
Determine nominal rates, APY, or effective annual rates for any credit, loan, or savings account.
Find the implied interest rate from your loan terms.
Implied Annual Rate
10.51%
Convert nominal rate to effective annual yield.
Effective APY / EAR
5.12%
Difference
+0.12%
Calculate monthly payments and total interest for personal or auto loans.
View complete month-by-month payment schedules with principal and interest breakdown.
Estimate monthly home loan payments including taxes and insurance.
Estimate monthly auto loan payments with sales tax and trade-in value.
See how extra payments reduce your loan term and save you interest.
Plan monthly contributions to reach your target financial goals.
Interest rates come in many forms: nominal, APR, APY, and EAR. This calculator helps you convert between them and find the true cost of borrowing or return on savings. Use the rate finder to discover your loan's implied interest rate, or convert a nominal rate to APY.