🇦🇺 Built for Australian Businesses

Invoicing as simple as
filling out a form

Replace your paper stationery with Blue Square Invoice. No learning curve, no complicated setup, no extra software. Just professional invoices — from your phone or desktop — in minutes.

✓ No credit card required ✓ Free during Beta ✓ Cancel anytime
Blue Square Invoice App
Invoice #INV-0042
Client: Smith Constructions
Total: $2,450.00
Signed ✍️
Send via WhatsApp 📤
🇦🇺 Australian Owned 📱 Works on Any Device ☁️ Secure Cloud Storage ✍️ Digital Signatures 📤 Email & WhatsApp Delivery

Why Blue Square Invoice?

Everything you need.
Nothing you don't.

Designed for tradies, consultants, and small business owners who just want to get paid — without the headache.

📋

No Learning Curve

If you can fill out a paper invoice, you already know how to use this. Clean layout, simple fields, done in minutes.

⚡

Zero Setup

No installs. No plugins. No IT support. Open your browser, create an account, and start invoicing immediately.

📱

Mobile First

Create and send invoices from your phone on the job site, in the car, or anywhere you need to. Works perfectly on any device.

✍️

On-the-Spot Signatures

Hand your phone or tablet to the customer. They sign with a finger or stylus right there and then — no printing needed.

📤

Send Your Way

Email the invoice as a PDF attachment or send it straight via WhatsApp. Your customer gets it instantly.

🏛️

ATO-Ready

All invoices meet Australian Tax Office requirements. GST, ABN, and payment terms all included where needed.

Simple as 1, 2, 3

How It Works

1

Create Your Invoice

Enter your client details, line items, and GST. Takes less than 2 minutes.

→
2

Get It Signed

Hand over your device. Your customer signs on screen with their finger or a stylus.

→
3

Send & Get Paid

Fire it off via email or WhatsApp as a PDF. Job done. Time to get paid.

Transparent Pricing

Start free. Upgrade when ready.

No hidden fees. Cancel anytime. First 50 customers lock in a founding rate forever.

Free

$0/month

Perfect for getting started

  • ✓ 10 invoices per month
  • ✓ Unlimited clients
  • ✓ Digital signatures
  • ✓ Email & WhatsApp delivery
  • ✓ Mobile friendly
Get Started

Growth

$19.99/month

For growing teams

  • ✓ Unlimited invoices
  • ✓ Unlimited clients
  • ✓ 3 staff accounts
  • ✓ Digital signatures
  • ✓ Advanced reporting
  • ✓ 30-day free trial
Start Free Trial
🚀
We're currently in Beta — all features are free to try!

Help shape the product. Try everything, and tell us what you think.

Join Beta →

Got Questions?

Frequently Asked Questions

Do I need to install any software? +
No. Blue Square Invoice runs entirely in your web browser. Nothing to download or install — just open the link and start invoicing.
Does it work on my iPhone or Android phone? +
Yes, it's fully mobile-friendly. You can create, sign, and send invoices from any smartphone or tablet.
How does the customer signature work? +
When your invoice is ready, hand your device to the customer. They use their finger or a stylus to sign directly on the screen. The signature is saved and embedded in the PDF.
Is it ATO compliant? +
Yes. Invoices include all required fields such as ABN, GST breakdown, invoice number, and payment terms to meet Australian Tax Office requirements.
What happens after the Beta period? +
During Beta, all features are free. Once we launch officially, your account will move to the plan you choose. Founding members who sign up now lock in $2.99/month forever.
Can I send invoices via WhatsApp? +
Yes! Once your invoice is ready, you can send it as a PDF directly via WhatsApp or email — whichever your customer prefers.

Get In Touch

We'd love to hear from you

Have a question, suggestion, or just want to say hi? Reach out — we're a small Aussie team and we actually read every message.

Send us an Enquiry

We'll get back to you within 24 hours

Or message us directly

💬 WhatsApp · 0490 143 160