Free Mortgage Calculator Australia | 2025 Repayments, Stamp Duty & Offset

Free Mortgage Calculator Australia

100% free, no ads, no sign-up. Calculate monthly repayments, 2025 stamp-duty by state, offset-account savings and extra-repayment benefits. Built for Australian homebuyers.

Property Price ($)

Deposit ($)

Interest Rate (%)

Term (years)

State (Stamp Duty)

Monthly Extra ($)

Offset Balance ($)

First-Home Buyer?