Loan Calculator
Compute the monthly payment, total paid, and total interest of a loan. Enter your values, click Calculate, and get the full result with its breakdown — everything is processed on your device, nothing is sent to a server.
All calculations run in your browser. Your data is never sent to our servers.
Example
Example Input
10000 at 5%, 36 mo
Example Output
~299.71/mo
How to Use
- 1Fill in each input field with the values you want to compute.
- 2If there are choices (units, mode, operation), pick what you need.
- 3Click the Calculate button (or press Ctrl+Enter).
- 4The main result and its breakdown appear in the Result area. Click Copy to copy it.
About the Loan Calculator
The Loan Calculator computes the monthly payment using the standard amortization formula from loan amount, annual rate, and term (months). It shows the payment, total paid, and total interest.
Useful for mortgages, car loans, and personal loans. Enter your own rate — nothing is assumed.
FAQ
Is this Loan Calculator accurate?
Yes. It uses standard formulas and runs directly in your browser at full JavaScript precision (plus BigInt/decimal.js for large numbers where needed).
Is my data sent to a server?
No. All calculations happen entirely on your device. No values are sent to or stored on our servers.