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🏠 Mortgage & Loan Amortization Calculator

Calculate home mortgage monthly payments, total interest costs, and generate full yearly amortization schedules for US and UK loan standards. 100% free and private.

🏠 Loan & Mortgage Setup
📊 Payment Breakdown
$0Total Monthly Payment (P&I)
$0Original Loan Amount
$0Total Interest Paid
$0Total Overall Cost of Loan
Principal vs Total Interest Paid Ratio
📅 Yearly Amortization Schedule
YearInterest PaidPrincipal PaidTotal PaidEnding Balance
❓ Frequently Asked Questions

What is the difference between US Repayment and UK Interest-Only mortgages?

A Repayment mortgage (standard in US and UK) pays off both interest and original principal every month, ensuring the balance drops to zero at the end of the term. An Interest-Only mortgage covers only monthly interest charges, leaving the original principal balance unpaid until the end of the term.

How does making extra monthly payments affect my mortgage?

Making extra principal payments reduces your remaining loan balance faster. Because interest is calculated on the remaining balance, extra payments directly shorten your loan term and save thousands in interest charges.

Are my mortgage terms or income numbers saved on any server?

No. All financial calculations, compounding formulas, and amortization schedules generate 100% locally in your web browser.

🗓️ Updated 2026-08-22

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