17.6
PDFix Desktop is a desktop tool for PDF accessibility remediation, auto-tagging, and PDF/UA and WCAG validation.
Free planAPILinuxmacOS
Alternatives to Grackle PDF
27.3
Fruition PDF Accessibility is a web and API service that remediates PDF structure and applies AI-powered content tagging.
Free planWebAPI
36.7
PDFAccessibility.ai combines PDF accessibility checks, automated remediation, manual editing, accessible PDF export, and a structured-data API.
Free planWebAPI
- 4
DocAccessible
DocAccessible is a web and API service for teams working with accessible documents.
Free planWebAPI6.6From $19 a month - 5
Normfluss
Normfluss is a web and API platform for finding and remediating accessibility issues in PDF documents.
Free planWebAPI6.6Free plan - 6
Nutrient DWS Accessibility API
Nutrient DWS Accessibility API automatically tags PDF files and checks their accessibility conformance.
Free planAPISelf-hosted6.5From $79 a month - 7
EqualWeb PDF Tools
WebAPIExtension6.4 - 8
veraPDF
veraPDF is a free, open-source validator for checking whether PDF files conform to PDF/A and PDF/UA standards.
Free planAPILinuxmacOSWindows6.4Free plan - 9
CommonLook PDF
CommonLook PDF helps organizations remediate PDFs for accessibility and compliance.
WebLinuxmacOSWindows6.1 - 10
6.0From $50 a month - 11
Adobe Document Generation API
Free planWeb5.9Free plan - 12
CASO Comply
WebAPISelf-hosted5.9$0.30 one-time - 13
ComplyLoft PDF Accessibility Checker
ComplyLoft PDF Accessibility Checker is a web service for automated PDF scans against WCAG 2.1.
Web5.9From €500 a month - 145.9Free plan
- 15
PAC (PDF Accessibility Checker)
PAC (PDF Accessibility Checker) is a Windows desktop application for checking PDF accessibility.
Free planWindows5.8Free plan - 16
pdfaa.ai
Web5.8$2 one-time - 17
Askem PDF Fixer
Askem PDF Fixer is a web service that checks and remediates PDF accessibility issues, then validates results against PDF/UA-1 and applicable WCAG 2.1 AA criteria.
Web5.7 - 18
axesPDF
axesPDF is a Windows desktop application for checking and remediating PDF accessibility.
Windows5.7From $650 a year - 19
Equidox Software
Equidox Software helps organizations remediate PDFs for people who use assistive technology.
WebAPImacOSSelf-hosted5.7 - 20
Adobe Acrobat Pro
AndroidiOSWebmacOS5.5 - 21
PDF Accessible Platform
PDF Accessible Platform is a web service for remediating existing documents into accessible PDFs with patented AI technology.
Web5.3 - 22
PDFTagDog
PDFTagDog is a PDF accessibility tool from ARGO, a WEMAP brand headquartered in Montpellier, France.
WebSelf-hosted5.3 - 23
PREP
WebAPI5.3 - 24
AccessibilityNow
WebLinuxWindows5.0 - 254.7