Home loan calculators
Free, fast and built with current Australian settings. Estimates only; a broker can confirm what lenders will actually approve.
Borrowing Power Calculator
Estimate your borrowing power using the same building blocks lenders use: income after tax, living expenses, debts and the 3% serviceability buffer.
OpenHome Loan Repayment Calculator
Work out monthly, fortnightly or weekly repayments for principal and interest or interest-only loans, and see your balance fall over time.
OpenRefinance Savings Calculator
Compare your current rate with a new one, including switching costs, to see your monthly saving and how fast you'd break even.
OpenRate Rise Impact Calculator
The RBA has lifted the cash rate four times in 2026. See how much more you're paying, and what another rise would mean.
Open5% Deposit Scheme Eligibility Calculator
Check property price caps for your state and area, your minimum deposit, and the main eligibility rules.
OpenOffset Account Calculator
See how savings in an offset account cut your interest and the years off your loan, even if you start small.
OpenExtra Repayments Calculator
Find out how much interest and time you save by adding extra to your repayment each month.
OpenReady to see your options?
Two minutes online, then a real broker calls you. No credit check, no obligation.
