US Loan Calculator — Beautiful Single Page

Full working loan & amortization tool — monthly/biweekly options, extra payments, CSV export, chart & local save. Defaults to USD (US-targeted).

Loan inputs
USD • US format
Make extra payments each payment to shorten loan & reduce interest.
Tip: Use extra payment to simulate extra monthly payments. Payment frequency supports biweekly (common in US payroll).
Summary
Payment
$0.00
Total interest
$0.00
Total paid
$0.00
Payments
0
Amortization schedule
Click a row to highlight the remaining balance on the chart
#DatePaymentPrincipalInterestBalance