axe DevTools - Web Accessibility Testing icon

axe DevTools - Web Accessibility Testing

by Deque Systems Inc · deque.com · Accessibility
FeaturedEstablished publisherManifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Accessibility Checker for Developers, Testers, and Designers in Chrome

Users
400K
0 in 30 days
Rating
3.3 / 5
−0.53 in 30 days
Ratings
130
+2 in 30 days
Store rank
#830
#760 among extensions
Version
4.138.0
updated 29 Sep 2026

Users

monthly, 3 years
60K230K400KAug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 400,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
3080130Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 130 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About axe DevTools - Web Accessibility Testing

★Digital accessibility testing right in your browser: The Axe DevTools Extension is an automated accessibility testing tool that helps you find and fix accessibility issues early in web development right in your Chrome browser. It helps ensure your team gets fast, accurate, actionable results so you can save time on costly reworks, and create digital experiences that are compliant and work for everyone. ★Leverage the global standard in automated web accessibility testing: The free version of the Axe DevTools Extension gives you the tools to conduct page-by-page, automated accessibility testing—all run on Axe-core, the global standard in automated web accessibility testing. With the free browser extension, teams get a useful introduction to accessibility and a quick, automated way to catch defects, all while benefiting from the same reliable and consistent results trusted by industry leaders around the world. ★Find and fix even more accessibility issues with AI and automated testing: Upgrade to the pro version of the Axe DevTools Extension to move faster, smarter, and further streamline workflows with AI-enhanced features, intelligent guided testing, component-level checks, the ability to test entire user flows, central administration, deduplicated results, Jira integration, and more. Dev teams can use this pro version of the browser extension to fix a majority of issues before production by combining traditional test automation with AI, reducing remediation costs and saving time. It’s great for teams who want to check specific pages, groups of pages, or workflows for accessibility issues. To learn more about the Axe DevTools Extension visit https://www.deque.com/axe/devtools/extension Use of this extension is governed by this license agreement https://www.deque.com/terms-of-use/axe-ext/ and the privacy policy linked under the developer information Data collection information can be found here: https://docs.deque.com/devtools-server/4.0.0/en/data-collection#axe-devtools-browser-extension-free Upgrading to the Axe DevTools Extension pro plan gives you more control over what data is collected.

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%+1−0.51
30 days0+0.0%+2−0.53
6 months0+0.0%+5−0.58
1 year0+0.0%+8−0.63

Chrome Web Store search rankings

Where axe DevTools - Web Accessibility Testing appears when people search the store, with the 30 day change
Search phrasePosition30 days
testing#4+1
version#5+4
tools#6+18
tool#7+19
developer tools#180
development#20+1
browser extension#23+9
chrome browser#33+47
upgrade#42+7
website usage#55+33
developer#72−3

Version history

126 versions recorded
4.138.029 Sep 2026
4.137.023 Sep 2026
4.136.19 Sep 2026
4.135.025 Aug 2026
4.134.224 Aug 2026
4.134.120 Aug 2026
4.133.05 Aug 2026
4.132.524 Jul 2026

Details

Category
Accessibility
First seen
30 Jun 2020
Size
4.8 MB
Languages
en-US
Pricing
Free
Privacy policy
deque.com
Support
accessibility.deque.com
Extension ID
lhdoppojpmngadmnindnejefpokejbdd

Permissions and risk

Minimal riskimpact 4, likelihood 0
Permissions
tabsdebuggerstorageunlimitedStorage

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