Australian finance calculators, updated for 2026-27
Stamp duty, income tax, HECS, super and home-loan tools built on this year's real numbers — the new 15% bracket, current state duty schedules and the $32,500 super cap. Free, instant, no sign-up.
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Tax & Income
Capital Gains Tax (CGT) Calculator
Calculate CGT on shares, crypto or an investment property: 50% discount for assets held over 12 months, added to your income at 2026-27 marginal rates..
OpenGST Calculator Australia
Add or subtract Australian GST instantly.
OpenHECS-HELP Repayment Calculator
Calculate your compulsory HECS-HELP repayment for 2026-27 under the new marginal system: threshold $69,528, 15c in the dollar above it, plus your payoff time..
OpenIncome Tax & Take-Home Pay Calculator
Calculate your 2026-27 Australian income tax, Medicare levy and take-home pay with the new 15% bracket, plus weekly, fortnightly and monthly net pay..
OpenMedicare Levy Surcharge Calculator
Check whether you'll pay the Medicare levy surcharge: 1% to 1.5% of income if you earn over $105,000 single or $210,000 as a family without hospital cover..
OpenNovated Lease Calculator Australia
Compare a novated lease against a car loan: pre-tax salary deductions, the EV FBT exemption, GST savings and residual value — see which really costs less..
OpenProperty & Home Loans
Stamp duty
Stamp Duty Calculator NSW
Calculate NSW transfer duty with the current 2026-27 brackets, including the first home buyer exemption up to $800,000 and the concession to $1 million..
OpenStamp Duty Calculator VIC
Calculate Victorian land transfer duty including the principal place of residence rate, the first home buyer exemption to $600,000 and concession to $750,000..
OpenStamp Duty Calculator QLD
Calculate Queensland transfer duty with the home concession and first home concession.
OpenStamp Duty Calculator WA
Calculate Western Australia transfer duty including the new 2026-27 first home owner thresholds — $0 duty up to $600,000 and concessions to $800,000..
OpenStamp Duty Calculator SA
Calculate South Australian stamp duty.
OpenFirst home buyers
First Home Owners Grant Calculator NSW
Check your NSW first home owner grant: $10,000 for new homes under $600,000, plus zero stamp duty to $800,000.
OpenFirst Home Owners Grant Calculator VIC
Check your Victorian first home owner grant: $10,000 for new homes up to $750,000, plus the stamp duty exemption to $600,000.
OpenFirst Home Owners Grant Calculator QLD
Check your Queensland first home owner grant: $30,000 for new homes under $750,000, plus zero stamp duty on new builds.
OpenHome loans
Mortgage Repayment Calculator Australia
Calculate your home loan repayments weekly, fortnightly or monthly, see total interest over the loan, and compare principal-and-interest vs interest-only..
OpenBorrowing Power Calculator Australia
Estimate how much you can borrow for a home the way lenders assess it: after tax, HEM living expenses, existing debts and the APRA 3% serviceability buffer..
OpenExtra Mortgage Repayments Calculator
See how much interest and time extra home loan repayments save.
OpenOffset Account Calculator Australia
Calculate how much interest an offset account saves on your home loan balance, how much faster you'll be debt-free, and whether the package fee is worth paying..
OpenLMI Calculator Australia
Estimate your Lenders Mortgage Insurance (LMI) premium from the property price and deposit, plus your LVR and how much more deposit clears LMI..
OpenLVR Calculator Australia
Calculate your loan-to-value ratio (LVR) from the property price and your deposit.
OpenRent or invest
Rent vs Buy Calculator Australia
Compare renting and buying the same home over 10 years: mortgage interest, rates, maintenance and stamp duty against rent and returns on your deposit..
OpenNegative Gearing Calculator Australia
Calculate the after-tax cost of a negatively geared investment property: rental loss, tax refund at your marginal rate, and the growth needed to break even..
OpenSuperannuation
Division 293 Tax Calculator
Work out whether you'll pay Division 293 tax and how much: the extra 15% applies to concessional super contributions once income passes $250,000..
OpenSalary Sacrifice Super Calculator
See the tax saving from salary sacrificing into super: 15% contributions tax vs your marginal rate, the cost to take-home pay, and the $32,500 cap..
OpenSuper Contribution Cap Calculator
Track your 2026-27 concessional ($32,500) and non-concessional ($130,000) super contribution caps, including employer SG, carry-forward and bring-forward rules..
OpenSavings & Investing
Compound Interest Calculator Australia
Calculate compound interest with regular monthly contributions: year-by-year growth, total interest earned, and how starting earlier changes the outcome..
OpenFranking Credits Calculator
Calculate the franking credit on your dividends, the grossed-up amount, and the extra tax or refund at your 2026-27 marginal rate.
OpenSavings Goal Calculator
Work out the monthly saving needed to hit a goal — house deposit, car, emergency fund — by a deadline, including interest earned along the way..
OpenTerm Deposit Calculator Australia
Calculate term deposit interest at maturity, compare terms, and see your real after-tax return — the number banks never show you..
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