Square Invoices vs Invoice Ninja
Side-by-side from the Top 11 ranking of FreshBooks vs QuickBooks Online vs Zoho Invoice: 11 Best Invoicing & Billing Software for Small Business 2026. Last verified June 20, 2026.
The short answer
Square Invoices ranks higher on Top 11 (#6 vs #7) for Small business owners and freelancers sending invoices and tracking payments. The easiest invoicing choice for businesses already using Square for payments.
At a glance
| Square Invoices | Invoice Ninja | |
|---|---|---|
| Top 11 rank | #6 / FreshBooks vs QuickBooks Online vs Zoho Invoice: 11 Best Invoicing & Billing Software for Small Business 2026 | #7 / FreshBooks vs QuickBooks Online vs Zoho Invoice: 11 Best Invoicing & Billing Software for Small Business 2026 |
| Score (out of 9.4) | 8.2 | 8 |
| Best for | Integrated with Square payments | Open-source and self-hosted option |
| Pricing | $ ($0 with processing fees) | $ ($0 to $14/mo) |
| HQ | San Francisco, USA | Remote |
| Founded | 2009 | 2014 |
Square Invoices
The easiest invoicing choice for businesses already using Square for payments.
squareup.com/invoicesInvoice Ninja
A powerful, customizable open-source option for those who want to self-host.
www.invoiceninja.comMethodology and scoring weights live at /methodology. No vendor pays for placement — see about.