Free PDF Reader and PDF Accessibility Checker
To unlock advanced AI-powered PDF functionality and fix PDF accessibility issues, explore PDFix Desktop Professional.

Free PDF Accessibility Checker
PDFix Desktop Lite is your all-in-one solution for viewing, navigating, and ensuring accessibility compliance. It lets you view files and navigate through Tags, Content, Annotations, and Bookmarks with ease. Plus, as a PDF Validator, it checks your documents against the latest, up-to-date accessibility standards, guiding you directly to any errors and elements that need attention.
And here’s what sets it apart: PDFix Desktop Lite is the only free PDF accessibility checker available for MacOS.
Validate PDF Accessibility
Test your PDF documents for conformity with PDF accessibility standards.
- We use Industry-Supported Validator VeraPDF
- Conformity with accessibility standards: WCAG, Section 508, PDF/UA compliance
- A detailed explanation of errors
- Navigation to problematic elements
- Full customization of the validation profile
- Compatible with PAC, Adobe Acrobat
- To learn the process, watch our video tutorial below.

Learn Proven Techniques and Master PDF Accessibility Validation
Watch Our Free Webinar on PDF Validation and learn more about PDF accessibility checking, automation, tools and validation profiles with PDFix.
For Windows, Linux and macOS
Disclaimer: PDFix provides tools and technology to assist in making your documents accessible, but we do not guarantee 100% document accessibility. Achieving full compliance requires human checks and intervention. Please note that PDFix is a technology provider, not a service provider. The responsibility for document compliance rests with the user.