Responsive Tester Extension icon

Responsive Tester Extension

by responsive.tester.s@gmail.com · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

Test website responsiveness across devices

Users
43
0 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#115K
#96K among extensions
Version
1.0
updated 14 May 2025

Users

monthly, 17 months
02346May 2025Feb 2026Oct 2026
Latest, 16 Oct 2026: 43 usersMove the mouse over the chart for any month

Ratings count

monthly, 17 months
001May 2025Feb 2026Oct 2026
Latest, 16 Oct 2026: 0 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 Responsive Tester Extension

The extension displays your website in the 50 most common screen resolutions today. Perfect for web developers and UX/UI professionals. The extension is free and ad-free.

Growth

WindowUsersChangeRatingsRating
7 days−2−4.4%00.00
30 days0+0.0%00.00
6 months+8+22.9%00.00
1 year+26+152.9%−1−5.00

Version history

1 versions recorded
1.014 May 2025

Details

Category
Developer Tools
First seen
14 May 2025
Size
1.4 MB
Languages
en
Pricing
Free
Privacy policy
drive.google.com
Extension ID
ohkpkblajcdnpgjjlapfeddgemfmmoad

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
tabsscriptingactiveTabwindows
Site access
<all_urls>
Can read and change data on every website you visit.

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