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Axe DevTools vs Thunders Accessibility Agent

Axe DevTools

deque.com

Thunders Accessibility Agent

thunders.ai

Side by side

FigureAxe DevToolsThunders Accessibility Agent
Price from$40/mo$375/mo
Free planYes—
Free trialYesYes
Open sourceYes—
WebYesYes
WindowsYesYes
macOSYesYes
LinuxYesYes
iOSYesYes
AndroidYesYes
APIYesYes
Self-hostedYesYes
Plans published53
Spec score · Accessibility Testing Software9.5 (#1)7.9 (#84)
Founded19992025
HeadquartersHerndon, Virginia, United StatesParis, France and Tunis, Tunisia

Plans

Axe DevTools

  • Axe DevTools Extension (Free)Free
  • Axe DevTools Extension (Pro)Priced on request
  • Axe DevTools Extension (Pro)$40 a month
  • Axe DevTools EnterprisePriced on request
  • Axe DevTools for Web (Bundle)Priced on request

Axe DevTools pricing →

Thunders Accessibility Agent

  • Starter$375 a month
  • Pro$1,000 a month
  • EnterprisePriced on request

Thunders Accessibility Agent pricing →

In their own words

Axe DevTools

Axe DevTools is an accessibility testing product with automated scans, manual review tools, and remediation guidance. Its stated standard coverage is WCAG 2.2, and the product lists mobile testing, API access, and CI/CD integration. The free browser extension costs nothing and checks one page at a time. The Pro extension adds AI-enhanced features, Intelligent Guided Testing, user flow analysis, Jira integration, and advanced reporting and sharing; no price is listed for it. The Axe DevTools for Web Bundle includes a browser extension, CI/CD and API integrations, linting, business intelligence reporting and monitoring, and on-premises and private-cloud options; its price is also not listed. The pricing model is freemium. The maker, Axe DevTools, was founded in 1999 and is headquartered in Herndon, Virginia, United States. The listed platform is API, alongside the browser extension. Plan descriptions distinguish single-page checks in the free extension from broader testing and workflow capabilities in the other plans.

Visit deque.com

Thunders Accessibility Agent

Thunders Accessibility Agent has no write-up on Specifiction yet; its figures are above.

Visit thunders.ai