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Website Change Monitor & Alerts - Noticer

Chrome extension by PAGECRAWL · Productivity · Tools

A Chrome extension in Productivity · Tools with 19 users, barely installed.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 5 screenshots

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

Users
19
Rating
5.0 (1 ratings)
Users, last 14 days
+6
Rating, last 30 days
Not watched long enough to say
Version
0.3.0
Updated in the store
2026-08-26
Published
2026-07-16
Manifest
V3
Browser access
8 permissions

How it has moved

Users
+6 since 01.09
13-19 · 7 readings
  1. 2026-09-0113
  2. 2026-09-0214
  3. 2026-09-0617
  4. 2026-09-0816
  5. 2026-09-0917
  6. 2026-09-1319
  7. 2026-09-1419
Rating
unchanged since 01.09
reviewsrating 5.00 · 7 readings
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-06reviews1rating5.00
  4. 2026-09-08reviews1rating5.00
  5. 2026-09-09reviews1rating5.00
  6. 2026-09-13reviews1rating5.00
  7. 2026-09-14reviews1rating5.00
Users
+6 since 01.09
13-19 · 7 readings
  1. 2026-09-0113
  2. 2026-09-0214
  3. 2026-09-0617
  4. 2026-09-0816
  5. 2026-09-0917
  6. 2026-09-1319
  7. 2026-09-1419
Rating
unchanged since 01.09
reviewsrating 5.00 · 7 readings
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-06reviews1rating5.00
  4. 2026-09-08reviews1rating5.00
  5. 2026-09-09reviews1rating5.00
  6. 2026-09-13reviews1rating5.00
  7. 2026-09-14reviews1rating5.00

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

No site access is declared in the manifest, so it cannot read the pages you open on its own.

  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
  • Schedule work to run later alarms
Show the remaining 5
  • Add items to the right-click menu contextMenus
  • Tell whether you are away from the computer idle
  • Show you notifications notifications
  • Run work in a hidden page offscreen
  • Store data in your browser storage

The full permission history for this extension

What changed recently

  1. Store badges changed

The publisher

PAGECRAWL publishes 2 listings we track, 147 users between them. Listed website: pagecrawl.io.

  1. PageCrawl - Website Change Monitor PAGECRAWL · Productivity · Tools · published 2026-01-12 128 users ★ 5.0

Like this one

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

  1. PagePulse — Website Change Monitor Describes nearly the same job, smaller audience 16 users ★ 2.0
  2. PagePulse — Website Change Monitor Describes nearly the same job, smaller audience 88 users ★ 5.0
  3. Page Watch - Webpage Change Notifier Describes nearly the same job, smaller audience 32 users
  4. PagePulse Describes nearly the same job, smaller audience 5 users
  5. WebMonitor: Website Change Monitor & Price Tracker Describes nearly the same job, smaller audience 9 users

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.