Simple Tax Calculator
Get a Quick Estimate of Your Income Tax
Income years 2024-25 to 2026-27
Open calculator: Simple Tax CalculatorResources
Calculators & Useful Tools
Helpful Tools to Make Tax and Super Easier
Understanding your tax, superannuation and reporting obligations can sometimes feel complicated. To make things easier, we have built a set of tax calculators you can use right here on our website, and brought together links to the Australian Taxation Office's (ATO) own online tools.
Our calculators use the tax rates and thresholds the ATO publishes for each income year, and everything you type stays on your own device. They can help you make preliminary calculations, check your tax obligations and better understand your position before speaking with an accountant.
Please select the tool you need below.
Tax calculators
Work It Out Here
Estimates from the ATO's published rates for each income year. Nothing you type leaves your device.
Income Tax Estimator
Estimate Your Tax Refund or Tax Payable
Income years 2024-25 to 2026-27
Open calculator: Income Tax EstimatorTax Withheld Calculator
Check PAYG Tax Withholding
Income years 2026-27
Open calculator: Tax Withheld CalculatorWorking From Home Expenses Calculator
Estimate Your Work-From-Home Deduction
Income years 2024-25 to 2026-27
Open calculator: Working From Home Expenses CalculatorWork-Related Car Expenses
Estimate Eligible Work-Related Car Deductions
Income years 2024-25 to 2026-27
Open calculator: Work-Related Car ExpensesDo I Need to Lodge a Tax Return?
Check Whether You Need to Lodge
Income years 2024-25 to 2025-26
Open calculator: Do I Need to Lodge a Tax Return?ATO calculators
More Calculators on the ATO Website
Useful links
Other Useful Tools & Links
Apply for a TFN
How to apply for a tax file number with the ATO, and what to do if you already have one and cannot find it.
Apply on ato.gov.au (opens in a new tab)Taxable payments annual report (TPAR)
Which businesses must report the payments they make to contractors, what the report covers and when it is due.
Read the ATO guide (opens in a new tab)How to nominate your registered agent
The ATO's client-to-agent linking steps for companies, trusts and other ABN holders. Our Registered Tax Agent Number is 26304916.
Follow the ATO steps (opens in a new tab)Online services for business
Log in to lodge, pay and manage your business tax and super with the ATO, and to nominate us as your agent.
Log in (opens in a new tab)myID
Set up the Australian Government's Digital ID app, which you need before you can use Online services for business.
Set up myID (opens in a new tab)Next step
Need Help Understanding Your Results?
A Calculator Gives You an Estimate. We Help You Understand What It Means.
Online calculators are useful starting points, but tax outcomes depend on your individual circumstances.
Income from investments, rental properties, business activities, capital gains, work-related expenses, HELP debts, Medicare obligations and other factors can all affect your final tax position.
At SmartBridge Accounting, we can help you understand your tax position, identify eligible deductions and make sure your tax obligations are handled correctly.
Need professional tax advice?
Book a ConsultationPlease note
Important Information
The calculators on this page give estimates for general information only. They use the rates and thresholds the ATO publishes for the income year shown, but they are not provided or endorsed by the ATO.
The other tools and links on this page open the ATO's website and other government services, which SmartBridge Accounting does not operate or control, so we cannot guarantee their availability or the results they produce.
The information on this page is general in nature and should not be relied upon as personal tax, financial or legal advice. Calculator results are estimates and your actual tax position may differ depending on your circumstances.
For advice tailored to your situation, please contact SmartBridge Accounting.