Free splits two ways: hosted tools that cost nothing to run, and open source code you control and self host. We weighed both, kept the rankings honest about which is which, and named the six that handle real books at no cost.
Reviewed by M. HALLORAN·Updated JUNE 2026·How we vet
Tools compared6
Criteria weighted5
Last reviewedJune 2026
Paid placements0
How we ranked the field
On a no budget page we lift the weight on price and data ownership, then ask whether the books are still real double entry you can hand to an accountant later. See the full rubric →
Cost and free tier30%
Data ownership and export20%
Accounting depth20%
Ease of use15%
Support and community15%
01
RANK
★ Editor’s Choice
Wave
Best free cloud books
Wave is not open source, but it is the most capable tool here that costs nothing to run. The free Starter plan gives you double entry accounting and unlimited invoicing in the cloud with no server to maintain. Pro at $16 a month adds automatic bank imports, and payroll is a paid add on.
If your revenue is under fifty thousand dollars a year, the free plan is genuinely full featured, with bank reconciliation, a client portal and automation. The catch is that you graduate to a paid tier the moment you cross the threshold, and the deepest value arrives once you live inside the wider Zoho suite.
GnuCash is the veteran open source choice: a free desktop app under the GPL with proper double entry, multi currency and investment tracking, and no expiring trial or locked features. The interface feels dated and there is no built in cloud sync, so it rewards a hands on owner who keeps a local file.
ZipBooks pairs a free plan with one of the cleaner invoicing flows in the no cost tier, plus basic reporting. It is hosted, so there is nothing to run. Reporting depth and integrations trail the leaders, which is why most growing teams move to a paid plan or a bigger tool before long.
Akaunting is open source and free forever when you self host, with no user limit and a modern interface in dozens of languages. You own the data outright. The trade is that many conveniences arrive as paid apps, and you carry the cost of running and updating the server yourself.
The Community edition is free and open source, and the accounting engine is the same one inside the paid product, so the double entry foundation is solid. What you give up is automation, not the ledger. Hosting, setup and upgrades are real costs, so it fits a single entity with some technical capacity.