Top Free Invoicing Software for Australian Businesses (2025)

Australian businesses have access to several excellent free online invoicing software for small businesses in 2026. These solutions are designed for freelancers, startups, and established companies, offering features tailored to local compliance and business needs.

1. Zeller Invoices

• Costs nothing to create and send unlimited invoices. Zeller allows you to generate professional invoices without any usage limits, making it perfect for small businesses that issue a high volume of invoices each month.
• Mobile-first design for managing invoices on the go. The app is optimised for smartphones and tablets, enabling business owners and contractors to send invoices immediately after each job is completed, no matter where they are.
• Compliant with Australian tax and GST requirements. Templates automatically include necessary GST fields and calculations, making sure every invoice you send meets local tax regulations.
• No cost for basic invoicing; only pay a small fee if customers pay by card. You can use all core invoicing features for free. A transaction fee is applied, but only when customers pay with a credit card.
• Suitable for freelancers, retailers, and service providers. Whether you’re providing bookkeeping services for small businesses or running a mobile retail operation, Zeller’s flexibility and simplicity would prove useful to many industries.

2. ProfitBooks

• Intuitive interface designed for Australian businesses. The ProfitBooks dashboard is clean and intuitive, which means even users without an accounting background can navigate it with ease.
• Create and send professional invoices quickly. You can generate polished, branded invoices in under a minute—a valuable feature for busy professionals juggling multiple client relationships.
• Accept payments online (credit/debit cards, netbanking, e-wallets). Offering multiple payment channels improves your cash flow and gives customers more convenience at checkout.
• Free plan available for small businesses and freelancers. Particularly useful for Xero bookkeepers for accountants and agencies who need a fast, lightweight billing solution for subcontracted work.

3. Square Invoices

• Free for creating, sending, and managing invoices. All standard features, including reminders and status tracking, are included in the free plan—no trial period or strings attached.
• Cloud-based with mobile access. Get instant updates on when an invoice is viewed, paid, or overdue, even while you’re managing virtual assessments or working remotely.
• Integrates with Square’s POS and payment systems. Perfect for retail and hospitality businesses that already use Square terminals. All transactions sync automatically between sales and invoicing.

4. Zoho Invoice

• Fully cloud-based and completely free. There are no surprise charges or limits on usage, even for advanced features like time tracking and expense logging.
• Customisable templates that support email, WhatsApp, PDF, or iMessage delivery. Reach your clients through the channel they prefer, which improves communication and speeds up approvals and payments.
• Real-time sync across devices. Your data is always up-to-date, whether you’re at your desktop, tablet, or phone—essential for business owners managing a team of personal assistants or freelancers.
• GST-compliant with built-in automation features. Automates tax fields and calculations to reduce manual entry errors and maintain ATO compliance.
• Part of a wider ecosystem. If your business grows, Zoho integrates easily with its other apps, such as Zoho Books, offering a seamless upgrade path for bookkeeping services for small businesses.

5. Invoicely

• Free invoicing tool with advanced features like recurring billing. You can automate recurring client payments, which is particularly helpful for subscription models or ongoing services like monthly virtual assessments.
• Custom branding, tax/shipping discounts, and expense tracking. Personalise invoices with your company logo, offer discounts, and log associated expenses to keep finances in check.
• Allows small business owners to manage reports and workflow in one place. View financial summaries, unpaid balances, and customer insights without separate tools or spreadsheets.
• Scales well with growing businesses. Even though it’s free, Invoicely supports growth by offering upgrades for multi-user access and enhanced reporting, ideal for small teams or Xero bookkeepers for accountants managing several accounts.

6. Billdu

• Clean, fast invoice creation tailored for Australian businesses. A user-friendly layout helps you generate invoices within seconds, saving time during busy workdays.
• Automatically calculates tax and supports multi-currency options. Whether you’re billing locally or internationally, it automatically factors in complex tax rules and currency conversion.
• GST-ready and ATO compliant. Invoices come pre-formatted to meet Australian standards, reducing the risk of compliance errors.
• Mobile app and desktop flexibility. You can start generating an invoice from your smartphone and finish it on your desktop computer, perfect for teams offering mobile bookkeeping services for small businesses.
• Supports quick quotes and delivery notes. Ideal for professionals who need to send quotes ahead of invoices or attach delivery confirmations.

7. Freeinvoicebuilder.com

• Australia-specific invoice templates for GST compliance. Templates are preloaded with ABN, GST, and invoice number fields—which you can all edit to suit your needs.
• Built-in fields for mandatory invoice information and GST calculation. Takes care of line-by-line tax logic so you can bill with accuracy and confidence.
• No registration required — generate invoices instantly. Great for freelancers, side hustlers, and personal assistants who need to bill quickly without creating an account.
• Lightweight but effective. While it lacks some automation, this tool is excellent for one-off jobs or those just starting their business journey.

Comparison Table: Key Features

Why Free Invoicing Software is Essential for Australian SMEs

Running a small business in Australia comes with enough overhead costs.

That’s why many SMEs, startups, and solo operators are turning to free invoice software to streamline their operations – without breaking the bank.

Cost Efficiency for Small Businesses

For businesses just starting out or operating on tight margins, even small monthly fees for software can add up. Free invoicing platforms help preserve cash flow without sacrificing professionalism or functionality.

Built-in GST Compliance

Invoicing software made for Australian users often includes automatic GST calculations, ABN fields, and ATO-compliant templates, which are crucial for avoiding costly tax errors.

Common Limitations of Free Invoicing Tools

While free tools offer a great starting point, they come with trade-offs. Understanding these limitations helps you plan for upgrades as your business grows:

• Limited support or customer service. Most free tiers don’t include live support or guaranteed response times.
• May include branding on invoices. Some free tools place their logo on your invoices.
• Payment fees still apply. Even when invoicing is free, platforms often charge transaction costs.

When Should You Switch to Paid Invoicing Software?

Consider switching when:

• You need advanced features. Teams requiring project tracking or recurring billing often need premium tools.
• You require integrations. As your tech stack grows, you’ll want tools that connect to your CRM or payroll.
• You manage a team. Multi-user access is typically a paid feature.

Related Read: Growing a business in Australia? Here’s Why You Need a Bookkeeper.

Final Thoughts

Free invoicing tools are a game-changer for Australian businesses, offering professional-grade features without the overhead.

Ready for the upgrade, along with the specialist to help maintain your paid or free invoice apps? Learn how you can Calculate Outsouring Cost in Australia, and let’s find you the right software specialist. Call us or Request a Callback.