Best Free Invoicing Software for Freelancers in 2026

The best free invoicing software for freelancers in 2026 depends on what you're willing to trade for "free". Wave and Zoho Invoice are genuinely free with no forced upgrade, Invoice Ninja is free if you're comfortable self-hosting or using its capped web tier, and Our Biz Tools skips accounts entirely so there's nothing to eventually pay for. None of these are free in quite the same way, so the right pick depends on how you actually work.

What "free" actually means for invoicing software

Most tools that call themselves free fall into one of three categories. The first is a no-signup tool: it runs in your browser, doesn't ask for an account, and stays free because there's nothing to eventually upsell you on. The second is a permanently free account: you sign up, and the invoicing itself never gets gated behind a paid plan, because the company makes its money somewhere else, usually payment processing or a related paid product. The third is a capped free tier: invoicing is free up to a limit on clients, invoices, or users, and you pay once you outgrow it. Knowing which type you're looking at tells you what will eventually change.

The best free invoicing tools for freelancers, compared

These four cover the three models above, and every one of them is worth trying before you pay for anything.

Our Biz Tools: no account, no limits, nothing to eventually pay for

Our free invoice generator runs entirely in your browser. There's no account to create, no client cap, and no future upgrade prompt, because there's no subscription tier behind it to upgrade into. The tradeoff is the one you'd expect: since nothing is saved to an account, keeping a record of past invoices is on you, either by saving the PDFs yourself or by using the tool alongside your own bookkeeping.

Wave: free invoicing, funded by payments and payroll

Wave bundles invoicing with basic accounting, and the invoicing side has stayed free for years. It makes its money through payment processing fees when a client pays a Wave invoice by card, and through its separate payroll product. If you want an ongoing client and invoice history without paying a subscription, Wave is one of the more established free options, at the cost of creating and maintaining an account.

Zoho Invoice: a dedicated free invoicing product

Zoho Invoice is Zoho's standalone invoicing app, separate from the paid Zoho Books accounting suite, and it has been offered as a genuinely free product rather than a trial. It covers recurring invoices, client statements, and multiple currencies. The catch, if there is one, is that it sits inside the wider Zoho ecosystem, so expect the occasional nudge toward other Zoho products.

Invoice Ninja: open source, free if you self-host

Invoice Ninja is open source, which makes it the odd one out here. Self-hosted, it's free with no client cap, but you're responsible for running it. Its hosted web version is free too, but caps the number of active clients on the free plan. It suits freelancers who are comfortable with a bit of setup in exchange for full control over where their invoicing data lives.

Which free invoicing tool should you actually pick

The right tool depends less on features and more on how often you invoice and whether you want the software holding onto your client history.

• Pick Our Biz Tools if you invoice occasionally and don't want an account or a client database to manage.
• Pick Wave if you want basic accounting alongside invoicing and don't mind creating an account.
• Pick Zoho Invoice if you already use other Zoho products, or want a dedicated invoicing app without upgrade prompts.
• Pick Invoice Ninja if you're comfortable self-hosting and want full control over where your invoicing data lives.