Last reviewed: May 2026.
TaxCalcAU is a static educational tax calculator website. The calculators are designed to run in your browser and do not require an account, login, payment, tax file number, identity documents or tax return upload.
Information we collect
We do not ask you to provide your name, address, phone number, tax file number, bank details, MyGov details, identity documents, tax return documents or other sensitive personal information.
Calculator inputs such as income, deductions, HECS or HELP debt, GST amounts, capital gains, dividend amounts, salary sacrifice assumptions and side hustle figures are used to generate estimates in your browser. They are not intended to be stored by us.
Analytics, advertising and cookies
This website may use Cloudflare, Cloudflare Zaraz, Google Analytics, Google AdSense or similar services to understand traffic, improve performance, measure ad interactions and protect the website from abuse.
These services may collect technical and usage information such as pages visited, approximate location, browser type, device type, referral source, session data, IP related information and ad interactions. Third party providers may use cookies or similar technologies under their own privacy policies.
Advertising disclosure
This website may display third party advertising or affiliate links in the future. Ads and links may be personalised or contextual. We do not control every advertisement shown and do not endorse third party products merely because they appear on this site.
No sensitive tax information
Please do not enter confidential or identifying tax information into this website. Do not enter your TFN, MyGov details, employer records, tax return file, bank statements or private documents. Use the calculators only for broad educational scenarios.
Your choices
You can block or delete cookies in your browser settings. You may also use privacy controls provided by Google, Cloudflare and your browser.
Contact
If you contact the website owner voluntarily, your message and contact details may be used only to respond to your enquiry. Do not send tax returns, TFNs, payslips, ATO notices, identity documents or confidential tax material.