math tool

Loan Calculator

Estimate monthly loan payments, total repayment, and total interest with a fixed-rate loan calculator.

Use a fixed-rate loan formula to estimate the monthly payment and overall borrowing cost.

$
%
years
resultslive
Monthly Payment

$497.98

Total Repayment

$29,879.04

Total Interest

$4,879.04

About the loan calculator

How this calculator works

Loan math is most useful when it turns a borrowed amount into something you can compare month to month. This calculator focuses on that practical question first.

It shows the monthly payment, total repayment, and total interest together so the cost of borrowing is easier to scan than a formula alone.

Where it is useful

The page is useful for auto loans, personal loans, equipment financing, and any other fixed-rate borrowing scenario.

Because the tool is registry-based, it can reuse the same generic calculator shell as the broader finance set without extra page code.

  • Estimate a monthly payment before applying for financing.
  • Compare total repayment across different rates and loan terms.
  • Understand how much of a fixed loan cost comes from interest.

Example calculations

3 examples
example

$25,000 at 7.25% for 5 years

$497.98 per month

example

$12,000 at 0% for 3 years

$333.33 per month

example

$40,000 at 6% for 6 years

$662.92 per month

Common uses

3 ideas
  • Estimate a monthly payment before applying for financing.
  • Compare total repayment across different rates and loan terms.
  • Understand how much of a fixed loan cost comes from interest.

FAQ

3 answers

What formula does the loan calculator use?

It uses the standard fixed-rate amortization formula, which turns the loan amount, annual rate, and term into an equal monthly payment.

Can the loan calculator handle a 0% rate?

Yes. If the interest rate is zero, the calculator simply divides the loan amount by the total number of monthly payments.

How is this different from the mortgage calculator?

Use this calculator for a plain fixed loan. Mortgage pages are better when you also want down payment, property tax, or insurance in view.

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