Everyday Toolkit

Loan Calculator

Free online tool · works in your browser · no signup

Estimate the monthly payment on a loan from the amount borrowed, the annual interest rate, and the term. See total interest and total cost over the life of the loan. Works for auto loans, personal loans, and mortgages.

  • Monthly payment using the standard amortization formula.
  • Total interest and total amount paid over the term.
  • Adjust amount, rate, and years to compare scenarios.
  • All calculations run in your browser.

Frequently asked questions

How is the monthly payment calculated?

Using the amortization formula P*r/(1-(1+r)^-n), where r is the monthly rate and n the number of months.

Does this include taxes or fees?

No — it estimates principal and interest only. Taxes, insurance, and fees are extra.

Can I use it for a mortgage?

Yes, enter the loan amount, rate, and term in years for a principal-and-interest estimate.