No. 22 of 27 ·PDF Accessibility Software

PDFTagDog

Web · Self-hosted

Freedom report

One barScore 5.0

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely1 of 6 device platforms
DocumentedPlans, terms and facts published

PDFTagDog is ranked #22 of 27 in PDF accessibility software on Freedom251. It runs on Self-hosted, Web. There is no free plan.

PDFTagDog plans and pricing

All plans

Custom Not published Pricing based on volume · Automated PDF tagging · WCAG 2.1 AA compliance · Batch processing · Accessibility checker · Priority support ar-go.co · 4 Oct 2026

Compared on PDF accessibility software

Free plan: No
PDF tagging tools: Yes
Reading order tools: Yes
Alternative-text tools: Yes
PDF/UA support: Yes
OCR support: Yes
Batch processing: Yes

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The record

Purpose: PDFTagDog automatically tags PDFs for screen readers and assistive technologies to support WCAG and PDF/UA compliance.
Structural tagging: It can automatically add tags for headings, paragraphs, lists, tables, and images.
Reading order: It can correct logical reading order so assistive technologies navigate document content correctly.
Alt text: It lets users add, edit, and manage alt text for images.
Validation: Its built-in accessibility checker highlights remaining issues and guides users toward compliance.
Scanned PDFs: PDFTagDog includes OCR to extract text from scanned documents before tagging.
Preserved elements: The tagging process preserves bookmarks, internal links, external URLs, and form fields.
Document appearance: The maker says tagging adds structural metadata behind visible content, leaving the PDF looking the same to sighted readers.
Document handling: The maker says documents are processed securely and not retained after tagging is complete.
Deployment: Enterprise plans support on-premise deployment for sensitive documents.
Support: The custom pricing offer includes priority support, and the page says the team will respond to inquiries within 24 hours.
Maker: ARGO is a brand of WEMAP, which the maker identifies as headquartered in Montpellier, France.
Headquarters: Montpellier, France

Where it ranks on Freedom251

Best PDF Accessibility Software in 2026#22 of 27

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Sources

ar-go.co/solutions/pdftagdog/· checked 4 Oct 2026
ar-go.co/legal/privacy-policies/· checked 4 Oct 2026