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Responsive Viewer X

Chrome extension by recklessra100 · Productivity · Developer

A Chrome extension in Productivity · Developer with 3 users, barely installed.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 4 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
3 (the store no longer states an audience; this is the last figure it published)
Rating
not rated yet
Users, last 17 days
+3
Version
1.0.0
Updated in the store
2026-04-21
Published
2026-04-21
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
+3 since 01.09
0-4 · 8 readings
  1. 2026-09-010
  2. 2026-09-024
  3. 2026-09-043
  4. 2026-09-064
  5. 2026-09-084
  6. 2026-09-100
  7. 2026-09-153
  8. 2026-09-173
Users
+3 since 01.09
0-4 · 8 readings
  1. 2026-09-010
  2. 2026-09-024
  3. 2026-09-043
  4. 2026-09-064
  5. 2026-09-084
  6. 2026-09-100
  7. 2026-09-153
  8. 2026-09-173

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Every site you visit. This extension can read and change the content of any page you open.

  • Block or redirect requests by rules it declares in advance declarativeNetRequest
  • Declares windows

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

recklessra100 publishes 14 listings we track, 151 users between them.

  1. Creator Toolkit for note recklessra100 · Productivity · Tools · published 2026-04-24 60 users ★ 5.0
  2. note Backup & Exporter recklessra100 · Productivity · Tools · published 2026-04-22 38 users ★ 5.0
  3. YT-Fetch: 超高画質サムネイル抽出・保存ツール recklessra100 · Productivity · Tools · published 2026-04-16 10 users
Show 5 more from this publisher
  1. note Audio Player recklessra100 · Productivity · Tools · published 2026-04-30 8 users
  2. SEO & OGP Inspector Pro recklessra100 · Productivity · Tools · published 2026-04-15 5 users
  3. note 定型文マスター recklessra100 · Productivity · Tools · published 2026-04-21 5 users
  4. DesignCapture - CSS & Web Font キャプチャター recklessra100 · Productivity · Developer · published 2026-04-16 4 users
  5. note Writer's Metrics recklessra100 · Productivity · Tools · published 2026-04-20 4 users

Like this one

Listings the catalog judges closest in what they say they do.

  1. Responsive Viewer Describes nearly the same job, smaller audience 81 users ★ 5.0
  2. Responsive View Describes nearly the same job, smaller audience 52 users ★ 5.0
  3. Phone Simulator — Mobile Viewer & Responsive Tester Describes nearly the same job, smaller audience 18 users
  4. Mobile simulator - responsive testing tool Describes nearly the same job, with a large installed audience 1.0M users ★ 4.9
  5. Mobile Simulator MSIM Responsive Viewer Describes nearly the same job, smaller audience 1k users ★ 5.0

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.