Our friendly support teams get local compliance requirements. They'll guide with things like Alphanumeric Sender ID registration and other regional considerations.
Australian Businesses
SMS Solutions for Australian Businesses
Businesses need fast, dependable ways to chat with customers and teams without complicated systems or personal phone lines. CompleteSMS provides an Australian SMS solution to address this — a friendly business platform designed for simplicity and compliance.
It’s the smart choice for modern, efficient and compliant business communication. Send professional SMS from your computer without changing your workflow or installing hardware.
Text Messaging Software That Australian Businesses Trust
CompleteSMS works where you do, seamlessly integrating with the tools your organisation uses every day. Our SMS platform gives you the flexibility to choose how you send messages and who you reach:
- Web portal: Log in to your account from any browser and send SMS without installing software.
- Email integration: Send SMS directly from Outlook or Gmail with our handy add-ons. Plus, replies come back to your email inbox for easy tracking.
- Bulk sending: Import contact lists from spreadsheets and personalise messages with mail merge fields. Send thousands of texts while ensuring compliance with privacy principles.
- SMS gateway API: Connect CompleteSMS with your existing CRM or booking system. Then, automate appointment reminders and service updates with our API integration.
Why Choose CompleteSMS for Your Business?
CompleteSMS grew from Red Oxygen, originating from and still servicing Australia with over two decades of solid business messaging experience.
Our platform is all about supporting local compliance and comes packed with capabilities designed specifically for how local organisations operate:
CompleteSMS: Smarter Business Communication Made Simple
Australian businesses need a fast, reliable way to communicate with customers, staff, and suppliers. Whether it’s confirming appointments, coordinating schedules, or sharing urgent updates, clear communication is essential, yet email is often missed or ignored.
SMS provides a direct and immediate channel to your audience. Messages are delivered instantly and typically read within minutes, making it one of the most effective ways to keep people informed. From everyday operations to critical alerts, business SMS helps organisations across Australia stay connected and communicate with confidence.
24+ years of experience
The easiest way to send SMS from a computer for over two decades.
Free software, no-charge setup
No lock-in financial contract. Free cancellation anytime.
No programming needed
Browser and off-the-shelf options makes it easy to plug and play.
Unlimited customer support
Phone, Chat or email, we're here for you...it's free too.

Benefit From Our Text Messaging Platform in Australia
The market expects communication tools that respect privacy and deliver real results. CompleteSMS has got you covered, supporting compliance with the Spam Act 2003, Australian Privacy Principles (APPs) and ACMA guidelines.
That means you can truly focus on your operations, not getting bogged down in regulatory requirements. Our local SMS solution comes with two-way messaging, letting your customers reply with questions or confirmations directly.
Schedule texts in advance, personalise content for each recipient and scale effortlessly from simple one-off messages to huge enterprise-level campaigns. For time-sensitive business communication, text messaging proves a highly effective tool.
Businesses like yours use our platform for everything from appointment confirmations and shift reminders to delivery notifications and customer support interactions.
How to Use SMS for Business

