Wave vs Square Invoices
Side-by-side from the Top 11 rankings of 11 Best Accounting Software for Small Business 2026 (Reviewed & Ranked) and The 11 Best Invoicing & Billing Software for Small Business. Last verified June 4, 2026.
The short answer
Wave ranks higher on Top 11 (#4 vs #6) for Small business owners and bookkeepers choosing accounting software (QuickBooks alternatives) / Small business owners and freelancers sending invoices and tracking payments. The best free accounting software for solopreneurs and micro-businesses with basic needs.
At a glance
| Wave | Square Invoices | |
|---|---|---|
| Top 11 rank | #4 / 11 Best Accounting Software for Small Business 2026 (Reviewed & Ranked) | #6 / The 11 Best Invoicing & Billing Software for Small Business |
| Score (out of 9.4) | 8.6 | 8.2 |
| Best for | Best free accounting software | Integrated with Square payments |
| Pricing | $ (Free, with paid add-ons) | $ ($0 with processing fees) |
| HQ | Toronto, Canada | San Francisco, USA |
| Founded | 2010 | 2009 |
Wave
The best free accounting software for solopreneurs and micro-businesses with basic needs.
www.waveapps.com/See full entry in 11 Best Accounting Software for Small Business 2026 (Reviewed & Ranked)
Square Invoices
The easiest invoicing choice for businesses already using Square for payments.
squareup.com/invoicesSee full entry in The 11 Best Invoicing & Billing Software for Small Business
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.