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Calculators

Run the numbers first.

Three free tools we built for our own clients. No sign-up, no email required — use them as often as you like.

01

Stamp Duty Calculator

Work out the government charges on a purchase in any Australian state or territory — including first home buyer concessions and foreign purchaser surcharges.

All states · concessions included Open calculator →
02

Home Loan Repayment Calculator

See what a loan costs you each month, how much interest you pay over the term, and how extra repayments change the picture.

Monthly · fortnightly · weekly Open calculator →
03

Construction Loan Calculator

Estimate the interest you pay while building. Models each progress payment stage, with interest only on what has been drawn — then your repayment after completion.

Stage by stage · built for house-and-land Open calculator →

Prefer to talk it through? The first conversation is free, and you'll leave knowing where you stand whether you work with us or not.

Speak with a Strategist
Stonehhart

Strategic property guidance for Australians ready to grow their portfolio with discipline and clarity.

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General information only. Stonehhart does not provide personal financial product advice. Consider your own circumstances and seek independent advice before acting.