Free Property Calculators

Plan your property purchase with our free Australian property calculators. Estimate stamp duty, borrowing power, repayments, and refinancing savings.

Stamp Duty Calculator

Calculate stamp duty for any state with first home buyer exemptions and foreign buyer surcharges.

Find out how much you could borrow based on your income, expenses, and current interest rates.

Calculate monthly, fortnightly, and weekly mortgage repayments for principal & interest or interest-only loans.

Compare your current loan with a new rate to see monthly savings, break-even period, and lifetime costs.

Realestate Lens identifies risks, hidden costs, and red flags in any Australian property contract — in about 60 seconds.