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Web Page Change Monitor & Visual Diff

Chrome extension by WebExtensions · Productivity · Workflow

A Chrome extension in Productivity · Workflow with 7 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 2 screenshots

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

Users
7
Rating
5.0 (1 ratings)
Users, last 15 days
+1
Rating, last 30 days
Not watched long enough to say
Version
1.13.0
Updated in the store
2026-06-26
Published
2026-06-26
Manifest
V3
Browser access
6 permissions, 2 site patterns

How it has moved

Users
+1 since 01.09
6-7 · 7 readings
  1. 2026-09-016
  2. 2026-09-027
  3. 2026-09-046
  4. 2026-09-066
  5. 2026-09-087
  6. 2026-09-106
  7. 2026-09-157
Rating
unchanged since 01.09
reviewsrating 5.00 · 7 readings
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-04reviews1rating5.00
  4. 2026-09-06reviews1rating5.00
  5. 2026-09-08reviews1rating5.00
  6. 2026-09-10reviews1rating5.00
  7. 2026-09-15reviews1rating5.00
Users
+1 since 01.09
6-7 · 7 readings
  1. 2026-09-016
  2. 2026-09-027
  3. 2026-09-046
  4. 2026-09-066
  5. 2026-09-087
  6. 2026-09-106
  7. 2026-09-157
Rating
unchanged since 01.09
reviewsrating 5.00 · 7 readings
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-04reviews1rating5.00
  4. 2026-09-06reviews1rating5.00
  5. 2026-09-08reviews1rating5.00
  6. 2026-09-10reviews1rating5.00
  7. 2026-09-15reviews1rating5.00

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.

  • See the address and title of every tab you have open tabs
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
Show the remaining 3
  • Show you notifications notifications
  • Open a panel beside the page sidePanel
  • Store data in your browser storage

The full permission history for this extension

What changed recently

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

The publisher

WebExtensions publishes 19 listings we track, 3k users between them.

  1. Calameo to PDF Downloader WebExtensions · Productivity · Tools · published 2026-06-29 509 users ★ 3.9
  2. TikTok Remover – Reposts, Favorites & Likes WebExtensions · Lifestyle · Social · published 2026-05-12 503 users ★ 5.0
  3. YouTube No Auto Translation & Dubbing WebExtensions · Make Chrome Yours · Accessibility · published 2026-04-13 366 users ★ 5.0
Show 5 more from this publisher
  1. X – No Auto-Translation WebExtensions · Make Chrome Yours · Accessibility · published 2026-04-13 223 users ★ 5.0
  2. Kobo eBook to PDF Downloader WebExtensions · Productivity · Tools · published 2026-03-10 174 users ★ 3.7
  3. WA Media Saver WebExtensions · Productivity · Tools · published 2026-05-08 164 users ★ 5.0
  4. Slideshow Maker - Create Video from Photos WebExtensions · Lifestyle · Entertainment · published 2026-05-13 159 users ★ 5.0
  5. PC Surveillance - Webcam Motion Detection & Alerts WebExtensions · Productivity · Tools · published 2026-04-13 139 users ★ 5.0

Like this one

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

  1. DiffSpot — Web Page Change Monitor Describes nearly the same job, smaller audience 20 users
  2. PageDiff — Website Change Tracker Describes nearly the same job, smaller audience 18 users ★ 5.0
  3. PagePulse Pro - Site Change Monitor Describes nearly the same job, smaller audience 3 users
  4. SiteMonit — monitor this page Describes nearly the same job, smaller audience 9 users ★ 5.0
  5. Site Spy Describes nearly the same job, smaller audience 488 users ★ 3.5

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.

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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.