Tax calculators built for real decisions
Not just how much tax you pay—but when, how, and why to pay less.
Compare tax decisions
Side-by-side comparisons to help you decide when, how, and whether to sell.
Explore scenariosCalculate your tax
Income tax, CGT, GST, Medicare levy, salary sacrifice, and more.
All calculatorsPopular calculators
Right now people are most often checking take-home pay, how much tax to set aside from each payment, and high-income salary tax.
Business document generators
If you are doing the admin after the tax calculation, open the business document generators hub →.
Start with the work you actually do
Role-based tax guides for deduction rules, record-keeping traps, and the right calculator to use next.
Tax for Sole Traders
Core tax obligations for sole traders: GST, PAYG instalments, super, and record-keeping basics.
Sole trader tax calculator ContractorsTax for Contractors
ABN income, GST, PSI, super, and record-keeping checkpoints for Australian contractors.
Contractor vs employee calculator TradiesTax for Tradies
Common work-related expense rules for tradies, including tools, vehicle costs, and protective gear.
Sole trader tax calculator NursesTax for Nurses
Nurse and midwife deduction guide covering registration, uniforms, self-education, and travel traps.
Tax return calculator TeachersTax for Teachers
Teacher deduction guide covering classroom supplies, self-education, home prep work, and travel traps.
Tax return calculator Property investorsTax for Property Investors
Rental income, interest, repairs, capital works, CGT records, and common over-claim traps for investors.
Investment property calculatorLooking for a different role? Browse all 80 occupation guides or start from an industry hub first →
Tax Insights Hubs
Policy radar
High-impact tax updates with primary-source links.
ATO says payday super is proposed to start from 1 July 2026, but the measure is not yet law.
Source: ATO payday super update
ATO says the SBSCH is planned to close from 1 July 2026 as part of payday super, but the reform is not yet law.
Source: ATO SBSCH update
The 2026 super system bill proposes Division 296 from income years starting 1 July 2026, but the measure is not yet enacted.
Source: Parliament bills digest
ATO says the proposed $20,000 instant asset write-off extension to 30 June 2026 is not yet law.
Source: ATO legislation update
Tax Calendar 2026
Track BAS, PAYG, super, STP and lodgment deadlines in one place.
Open tax calendar →About these tools
Built for Australian residents, sole traders, and small business owners who need quick, reliable tax calculations. All tools follow current ATO rules, updated for 2025–26.
No sign-up. No tracking. No assumptions hidden in the maths.