PDF Check - barrierefrAI

PDF Accessibility World · Test Lab

Learn from your own PDF.

Upload a PDF, test it for free, and immediately see what’s not accessible – with a concrete workflow where AI is just one part of the process.

veraPDF + Academic CloudTechnical Rules and Semantic Questions

1Check
2Correct with PDF Pro
3Check Another PDF

Welches Dokument möchten Sie prüfen?

PDF bis 25 MB. Das Dokument wird nur temporär für die Prüfung gespeichert und danach gelöscht.

Choose PDF I agree to temporary processing of my PDF file. The PDF is temporarily transferred to Academic Cloud for guided expert review and processed exclusively for automatic accessibility analysis and remediation according to their operating conditions. Files are automatically deleted after processing.

Please do not upload sensitive or confidential documents. For such documents, we offer secure local processing. For more information, see our Privacy Policy.

What is tested

veraPDF Rules (PDF/UA-1)
PDF/UA Metadata
Fonts & Unicode
Tags & Structure

Semantic Questions (incl. Color Contrast)
Alt Text & Reading Order
Related WCAG Criteria

Not Automatically Verifiable

Meaningful alt text, actual reading order, and true usability require human review.

barrierefrAI PDF Pro automatically remediates many of these issues – technically with algorithms and where necessary with AI-assisted preparation. The results are always reviewed by you before delivery.