Loan Calculator
Calculate monthly payments and total interest for a fixed-rate personal or installment loan.
Free · No signup · Runs in your browser · Shareable link syncs inputs
Inputs
Updates live as you type — Calculate syncs a shareable URL.
Monthly payment
$410.33
- Total paid$24,619.84
- Total interest$4,619.84
Breakdown
- Principal
- Interest
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How this calculator works
Calculate monthly payments and total interest for a fixed-rate personal or installment loan.
How is it calculated?
Same amortization formula as a mortgage: M = P · r(1+r)^n / ((1+r)^n − 1).
Example
$20,000 at 8.5% for 5 years ≈ $410.58 per month.
Frequently asked questions
Does this include fees?+
No. Origination fees and insurance are not included unless you add them to the loan amount.