Free PDF Reader and PDF Accessibility Checker

With a built-in PDF validation tool
PDFix Desktop Lite is a multiplatform PDF viewer with a built-in validation tool. As a PDF viewer, it allows you to view PDF files, and navigate through Tags, Content, Annotations, or Bookmarks. As a PDF Validator, it verifies and checks your PDF documents for conformity with accessibility standards and easily navigates you to the problematic elements.
PDFix Desktop Lite is available for Windows, Mac, and Linux. To easily fix all accessibility issues, try out our PDFix Desktop Professional.
How to check if a PDF is valid for Accessibility
Verify your PDF documents for conformity with accessibility standards.
- Conformity with accessibility standards: WCAG, 508, PDF/UA compliance
- Compatible with PAC, Adobe Acrobat
- A detailed explanation of errors
- Navigation to problematic elements identified by the validation
- Full customization of the validation profile

Batch Processing
Validate multiple files in a batch. You can choose how you want the results reported…
- Batch classification and validation
- Well-organized summary of the results
- Fully automated process
- Highly optimized for high volumes
For Windows, Linux and macOS
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