Loan Rate Calculator

Instantly calculate your loan’s monthly payment, total interest and overall cost – free and no sign‑up required.

  • Free
  • No sign-up
  • Instant results

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How to use it

  1. Enter the loan amount.
  2. Enter the annual interest rate.
  3. Enter the term in years.
  4. Read monthly payment, total interest and total of payments.

The Loan Rate Calculator takes three inputs—loan amount, annual interest rate and term in years—and instantly shows three key figures: your monthly payment, the total interest you’ll pay over the life of the loan, and the grand total of all payments. Knowing the monthly payment helps you budget cash flow, while total interest reveals the true cost of borrowing. The total of payments is simply the sum of every monthly charge, giving you a clear picture of what you’ll spend. Read the numbers left‑to‑right: payment, interest, total. No hidden fees, no guesswork. You can quickly compare different interest rates or loan terms by changing one value at a time, seeing how each adjustment reshapes your payment and overall cost. This makes it easy to decide whether a longer term lowers your monthly burden or a lower rate saves you money in the long run.

Pro tips

  • Add a small buffer (e.g., 1‑2%) to the payment to cover rounding differences.
  • Round the loan amount to the nearest hundred for a cleaner estimate.
  • Test both the minimum and maximum term you’re willing to consider.
  • Don’t forget to include any extra fees outside the calculator’s scope.

Real-life examples

  • First‑time homebuyer comparing mortgage options.
  • Small business owner evaluating an equipment loan.
  • College student planning a private loan repayment schedule.

Case study

Maria entered a $25,000 loan at 6% interest for 5 years. The calculator showed a $483 monthly payment, $3,980 total interest and $28,980 total cost, helping her negotiate a lower rate and save nearly $2,000.

Frequently asked questions

How is the monthly payment calculated?
It’s based on the loan amount, annual interest rate and term, using the standard amortization method.
Can I use the calculator for car loans?
Yes, just enter the car loan amount, rate and years.
Does the calculator include taxes or fees?
No, it only shows payment, interest and total based on the inputs you provide.
What if I have a variable interest rate?
The tool assumes a fixed rate; for variable rates you’d need to recalc when the rate changes.
Is my data saved?
Everything stays in your browser session; nothing is stored on a server.