Responsive Tester icon

Responsive Tester

by JustaDude · Tools
Manifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

Device frame overlay showing how the page looks at common mobile breakpoints.

Users
3
0 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#294K
#242K among extensions
Version
1.0
updated 25 Mar 2026

Users

monthly, 7 months
023Mar 2026Jul 2026Oct 2026
Latest, 16 Oct 2026: 3 usersMove the mouse over the chart for any month

Ratings count

monthly, 7 months
001Mar 2026Jul 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

Responsive Tester is a free, lightweight Chrome extension that works entirely in your browser. No data collection, no external APIs, no tracking. Fast, private, and easy to use. Powered by AI Anyone

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days0+0.0%00.00
6 months+3–00.00

Version history

1 versions recorded
1.025 Mar 2026

Details

Category
Tools
First seen
25 Mar 2026
Size
5 KB
Languages
en-US
Pricing
Free
Privacy policy
aianyone.com
Extension ID
pllmhnkphpddkpigcafeeonbpnehpjah

Permissions and risk

Moderate riskimpact 2, likelihood 2
Permissions
activeTab

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