ATO Tax Calculator is a free, independent Australian tax tool helping individuals and businesses estimate their income tax, superannuation, Medicare levy, and HELP/HECS repayments - quickly and accurately.
Launched in 2012, the site has grown to become a trusted resource for thousands of Australians each year who want a clearer view of their tax obligations and take-home pay.
Always Up to Date
We stay on top of updates from the Australian Taxation Office (ATO) and apply changes to our calculator as soon as they are announced - including:
- Annual tax rate changes (every July)
- Superannuation guarantee updates
- HELP/HECS thresholds
- Medicare levy or surcharge changes
- Any mid-year legislative adjustments
This ensures that users always receive current, accurate results for the financial year they select.
What's Included in the Calculator
- ATO personal income tax brackets (2025-26 and earlier)
- 12% employer superannuation for 2025-26
- Medicare Levy (including surcharge conditions)
- HELP/HECS repayments based on income
- Resident and non-resident tax options
- Pay frequency selection: annual, monthly, fortnightly, or weekly
Who It's For
This tool is built for all Australians, including:
- Employees and contractors comparing salary offers
- Graduates and students managing HELP debt
- Small business owners estimating PAYG obligations
- Anyone wanting to understand how their income is taxed
No sign-up. No tracking. Just fast, clear results.
Data Sources
All figures and calculations are based on official data from:
Built for Simplicity and Accuracy
ATO Tax Calculator is maintained by a solo Australian developer focused on making tax calculations simple, accessible, and privacy-friendly. The tool runs entirely in your browser - no data is collected, and nothing is stored.