Tax calculations made simple
Free Australian tax calculators for contractors and sole traders. Estimate your income tax, GST, and BAS obligations in seconds.
Free Tax Calculators
No sign-up required. Get instant tax estimates with our suite of free calculators, all updated for the current financial year.
Income Tax Calculator
Calculate your FY2025-26 income tax with bracket breakdown, Medicare Levy, and take-home pay.
GST Calculator
Convert between GST-inclusive and exclusive amounts. Estimate quarterly GST liability.
BAS Estimator
Get a quick estimate of your quarterly BAS liability including GST and PAYG.
ABN Lookup
Verify any Australian Business Number and check GST registration status.
Why TaxRoo?
Built specifically for Australian contractors and sole traders who want accurate tax estimates without the complexity.
Always Up-to-Date
Tax rates updated for FY2025-26 including Stage 3 tax cuts.
Bank-Level Security
Your financial data is encrypted and never shared.
Save Hours
Stop wrestling with spreadsheets. Get instant calculations.
Works Everywhere
Fully responsive design works on desktop, tablet, and mobile.
Take control of your tax obligations
Upgrade to Pro for year-round tax planning, automated reminders, and professional reports you can hand to your accountant.
- Full year tax projection with monthly tracking
- Smart BAS planner with all 4 quarters
- Automated BAS reminder emails
- Comprehensive deduction tracker
- Home office & motor vehicle calculators
- Super optimisation calculator
- Professional PDF reports
- Multi-ABN support (up to 5)
- CSV data export
Ready to simplify your tax calculations?
Trusted by Australian sole traders and contractors to stay on top of their tax obligations.
TaxRoo provides estimates only and does not constitute financial or tax advice. Tax laws are complex and individual circumstances vary. Always consult a registered tax agent or accountant for advice specific to your situation. TaxRoo is not a registered tax agent. Calculations are based on ATO rates as of July 2024.