APR vs interest rate?

APR can include fees and insurance; this calculator uses the simple annual rate you type unless noted.

Does it work for auto and personal loans?

Yes for standard fixed-rate, fixed-payment loans. Revolving credit behaves differently.

Rounding, first/last payment dates, and day-count conventions cause small differences.

This models a fixed rate for the whole term. For variable rates, re-run when the rate changes.

Enter only the financed amount as principal after your down payment.

No. Calculations run locally in your browser.

Payment, total interest, and payoff time for any loan.

Monthly payment

$395.08

Total paid

$23,704.86

Total interest

$3,704.86

For estimates only.

Informational only; verify critical results independently.

Enter the amount you borrow (principal) before fees unless you intentionally include them.
Enter the nominal annual interest rate as a number (e.g. 5.9 for 5.9% per year).
Set the repayment term in months or years, matching your actual loan schedule.
Read the monthly payment and total interest over the full term.
Adjust rate or term to compare two lender quotes on equal footing.
Remember: extra principal payments shorten the loan; this view is the baseline schedule.

APR vs interest rate?: APR can include fees and insurance; this calculator uses the simple annual rate you type unless noted.
Does it work for auto and personal loans?: Yes for standard fixed-rate, fixed-payment loans. Revolving credit behaves differently.
Why is my bank’s payment a few cents different?: Rounding, first/last payment dates, and day-count conventions cause small differences.
Variable rate loans?: This models a fixed rate for the whole term. For variable rates, re-run when the rate changes.
Can I include a down payment?: Enter only the financed amount as principal after your down payment.
Is data stored?: No. Calculations run locally in your browser.

Last updated: 2025-09-11