Check any PDF for accessibility in seconds.
Open a PDF and instantly see whether it’s tagged, titled, and structured for screen readers — graded against WCAG and the PDF/UA standard.
Everything you need for accessible documents
Real-time PDF analysis for authors, designers, and QA — no Acrobat Pro, no manual tag spelunking.
Tags & structure
Verifies the document is properly tagged with a logical structure tree screen readers can follow.
Reading order
Confirms content flows in a sensible, linear reading order instead of jumping around.
Alt-text audit
Flags images, figures, and charts that are missing alternative text.
Metadata & language
Checks the document title, language, and other metadata required for conformance.
From install to answer in seconds
Open your PDF
Click the EqualWeb icon and choose a PDF from your device or the one open in your browser.
Run the scan
Every page is analyzed against WCAG and PDF/UA rules automatically — no setup.
Fix & re-check
See exactly what’s missing, fix it in your authoring tool, and re-run to confirm.
Manual checking vs. PDF Accessibility Checker
Manual checking
With PDF Accessibility Checker
Built around the success criteria that matter
PDF Accessibility Checker maps to the WCAG criteria and the PDF/UA (ISO 14289) requirements, so your documents meet what auditors and assistive technology expect.
Free. Forever.
Every EqualWeb checker extension is completely free — no trial, no credit card, no account. Install it and start testing in seconds.
Add to Chrome — FreeNeed full-site compliance?
The free extension catches issues page by page. The EqualWeb platform automates remediation, monitoring, and audits across your entire site — and readers of this page get 10% off.
Questions, answered
Is PDF Accessibility Checker really free?
Yes — 100% free with no trial, license, or account. The full EqualWeb platform is a separate paid product for organizations that need site-wide automation.
Does it send my data anywhere?
No. PDFs are analyzed locally in your browser — your documents never leave your machine.
Which browsers are supported?
Chrome and all Chromium-based browsers, including Microsoft Edge, Brave, and Opera.
Do I need to be an accessibility expert?
Not at all. Results are shown in plain language with clear verdicts and the exact WCAG criteria behind them.
What is the 10% discount code for?
It applies to the EqualWeb platform — automated remediation, continuous monitoring, and full audits for teams that need site-wide compliance.
Add PDF Accessibility Checker to Chrome
Free, private, and ready in seconds. Start testing today.