Simple. Fast. Accurate.
Australian business tools that just work. No signup, no credit card, no hassle.
✓ 100% Free Forever
Many tools run directly in your browser. Tool pages explain when processing is local and what limits apply.
Most popular tool
Professional Australian tax invoices
Free ABR verification
Verify business numbers & GST status
NEW! 2025-26 rates
Calculate property stamp duty for NSW, VIC & QLD (2025-26 rates)
Popular GST workflow
Add or remove 10% GST instantly
Pricing and margin checks
Calculate margins, markup & gross profit
Investment return checks
Calculate return on investment
2025-26 tax rates
Calculate take-home pay (2025-26 rates)
Updated March 2026 rates
Calculate Centrelink JobSeeker payment
NEW! 2025 ATO rates
First home super saver scheme benefits
NEW! Fair Work 2025
Calculate redundancy pay & Centrelink wait
NEW! FY2025-26
Find out exactly what to do before 30 June to minimise tax
Business planning
Calculate break-even point for your business
NEW! 2 files/day free
Convert PDF tables to Excel spreadsheets
NEW! Unlimited & Free
Convert images to PDF documents
10 images/day free
Convert images to WebP format for faster loading
NEW! AI-powered
AI-powered background removal from images
3 Simple Steps
Choose the tool you need from the list above
Type your amounts in the simple form
See your result instantly - that's it!
No spreadsheet setup required
Our calculators do all the work for you. Just enter your numbers and we'll show you the answer with easy explanations.
Yes! 100% free forever. No credit card, no signup, no tricks.
Absolutely. All calculators use ATO-compliant formulas and are double-checked for accuracy.
No. Everything works right in your browser. No apps, no downloads.
Yes! All calculators work perfectly on phones, tablets, and computers.
Every calculator includes simple explanations and shows you how it calculated the answer.