Loan amortization calculator

Compare two fixed annual interest rates, see monthly payments, add extra repayments and download a month-by-month amortization schedule.

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About this tool

Understand borrowing costs

A fixed-rate monthly payment is calculated from principal, rate and term. The optional extra payment reduces the outstanding principal each month; an alternative rate illustrates a comparison, holding other assumptions constant.

All data stays in this browser. Nothing is uploaded or stored by Ziluto.

Fixed-rate monthly installments, interest compounded monthly. Excludes insurance, taxes, one-off fees and changes in rates.

Fees and insurance are not included.