Loan calculator
The math stays in this tab. Nothing is uploaded.
Payment
How to use this tool
Estimate a fixed monthly payment from principal, yearly rate, and years. Not a bank quote.
Open Loan calculator
A sample 30-year loan is already filled. Monthly payment sits on the right.
Change principal, rate, or years
Months are years × 12. The rate is yearly percent divided by 12.
Copy the payment
Copy puts monthly payment, total interest, and total paid on the clipboard.
FAQ
Can I estimate a loan payment here?
Yes. Enter principal, yearly interest percent, and years. The tab shows a fixed monthly payment.
Is this uploaded?
No. The math stays in this tab.
What formula?
A standard amortizing payment: n is months, r is yearly rate / 12.
Is this a bank quote?
No. Fees, compounding, and extra payments are not included.
Can I copy the result?
Yes. Copy puts payment, total interest, and total paid on the clipboard.