AI BAS Calculator Australia

Content rating
Everyone
10+
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Content rating
Everyone
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About this app

BAS Calculator Australia is the ultimate free tool for Australian small business owners, sole traders, freelancers and bookkeepers to prepare their Business Activity Statement with ease and accuracy.

Whether you need to calculate GST, PAYG withholding, PAYG instalments or fuel tax credits, this app simplifies the entire BAS preparation process so you can lodge your BAS on time every quarter.

KEY FEATURES:

- GST Calculator: Instantly calculate Goods and Services Tax for your Australian business transactions. Supports both GST-inclusive and GST-exclusive calculations.

- PAYG Withholding Calculator: Accurately calculate Pay As You Go withholding amounts for employee wages and salaries based on current ATO tax tables.

- PAYG Instalments: Calculate your quarterly PAYG instalment amounts using both the instalment amount and instalment rate methods.

- Fuel Tax Credits: Estimate your fuel tax credit entitlements based on current ATO rates for eligible business fuel use.

- BAS Summary Report: Get a clear summary of all your BAS components including GST collected, GST paid, PAYG withholding and PAYG instalments.

- Offline Capability: All calculations are performed locally on your device. No internet connection required and no data is sent to any server.

WHO IS THIS APP FOR?

- Small business owners in Australia
- Sole traders and self-employed professionals
- Freelancers and contractors
- Bookkeepers and accountants
- Anyone who needs to lodge a BAS with the ATO

WHY CHOOSE BAS CALCULATOR AUSTRALIA?

- 100% Free with no hidden charges
- Simple and intuitive user interface
- Updated with current ATO rates and thresholds
- Fast and accurate calculations
- Works offline - no internet needed
- No account or sign-up required
- Privacy focused - no personal data collected

This app is designed specifically for the Australian tax system and follows ATO guidelines for BAS preparation. Whether you are a new business owner learning about BAS for the first time or an experienced bookkeeper looking for a quick calculation tool, BAS Calculator Australia has you covered.

Download now and take the stress out of your quarterly BAS preparation!

Note: This app is a calculation tool only and does not replace professional tax advice. Always consult with a registered tax agent or the ATO for specific tax matters.
Simplify your Australian BAS. Calculate GST, PAYG & lodgement amounts fast.
Updated on
May 22, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
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  • No data collected
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What’s new

BAS Calculator Australia 10.1.2 improves calculating Australian finance estimates with faster launch, smoother navigation, clearer results, and stronger reliability for Australian calculator, tax estimate, finance planning, repayments, budget tools. Updated app icons, logo-matched colors, splash styling, store visuals, bug fixes, and remote update reliability are included. Remote update support helps fixes, content improvements, and interface refinements reach live Android users faster.