Mortgage Calculator
Calculator ToolsMonthly payment, total interest & extra-payment savings
Embed this tool on your websiteFree
- Choose how tall the frame should be.
- Press Copy code.
- Paste it into your page, blog, WordPress or Notion HTML block.
The tool runs inside your visitor's browser, nothing is uploaded, and a small "Powered by ToolCloak" line stays under it. The second line (script) is optional: it makes the frame fit the tool's height.
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History
All history →Mortgage Calculator — at a glance
Find your monthly mortgage payment and see how extra payments shorten the loan and cut interest.
How to use it — step by step
Loan amount, yearly interest rate, loan term and an optional extra monthly payment.
Enter your numbers
Fill in the fields — sensible example values are already filled in.
Pick your options
Choose any dropdowns or switches that apply to your case.
Calculate Mortgage
Press the button. The result is created instantly on your device.
Read the answer
The main answer is shown big at the top, with details below it.
Pro tips
Small things that make the result better.
Quick facts
Frequently Asked Questions
How is the payment calculated?+
Payment = P × r × (1+r)^n ÷ ((1+r)^n − 1), where r is the monthly rate and n is the number of months.
Does it work for any currency?+
Yes. The numbers are shown without a currency symbol, so use your own currency.
Is my data safe?+
Yes. Everything runs inside your own browser. Your text, files and images are never uploaded to any server.