AATT vs PDFUA.io Validator
| AATT | PDFUA.io Validator | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | $19/mo |
| Open source | No | No |
| Platforms | Web | api, self-hosted, Web |
| Free plan | Yes | Yes |
| WCAG coverage | wcag 2.1 | wcag 2.1 |
| Automated scans | Yes | Yes |
| Paid from | — | $19/mo |
| Manual review tools | — | No |
| Mobile testing | — | No |
| Browser extension | — | No |
| CI/CD integration | — | Yes |
| Remediation guidance | — | Yes |
Both are listed in Best Accessibility Testing Software. On Inferse, PDFUA.io Validator scores higher on our published basis.