Mortgage Calculator
Mortgage Calculator — free, private, and instant, right in your browser.
- Loan amount
- 240,000.00
- Monthly payment
- 1,516.96
- Total interest
- 306,106.77
About this calculator
Mortgage Calculator runs entirely in your browser. Enter your numbers and the answer updates as you type — nothing is uploaded, there is no sign-up, and it keeps working offline once the page has loaded.
Finance calculators turn rates, terms, and balances into the numbers that matter: a monthly payment, the interest you will pay, or what a sum grows to over time. They are estimates for planning, not financial advice.
How to use it
- Enter your values
Fill in each field with your own numbers. Mortgage Calculator starts with an example so you can see a result straight away.
- Read the result instantly
The answer recalculates on every keystroke, computed on your device with no button to press and no round trip to a server.
- Adjust and compare
Change any input to explore different scenarios, or pick a related calculator from the list below.
Frequently asked
- Is my data uploaded anywhere?
- No. Mortgage Calculator runs entirely in your browser tab, so every number you enter stays on your device and nothing is sent to a server.
- Is it accurate?
- Yes. It uses the standard formula for this calculation and computes with full floating-point precision; only the displayed value is rounded for readability.
- Does it work on mobile?
- Yes. It runs in any modern mobile browser and keeps working offline once the page has loaded.
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