Ext Ops Panel
Open the app

School Site Blocker

Chrome extension by help · Productivity · Education

A Chrome extension in Productivity · Education with 348 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 1 screenshot

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

Users
348
Rating
not rated yet
Users, last 14 days
+302
Version
1.0
Updated in the store
2026-02-22
Published
2026-02-04
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
+302 since 01.09
46-348 · 8 readings
  1. 2026-09-0146
  2. 2026-09-0279
  3. 2026-09-0391
  4. 2026-09-04128
  5. 2026-09-05129
  6. 2026-09-09185
  7. 2026-09-13348
  8. 2026-09-14348
Users
+302 since 01.09
46-348 · 8 readings
  1. 2026-09-0146
  2. 2026-09-0279
  3. 2026-09-0391
  4. 2026-09-04128
  5. 2026-09-05129
  6. 2026-09-09185
  7. 2026-09-13348
  8. 2026-09-14348

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
  • 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

help publishes 3 listings we track, 687 users between them.

  1. Tab Closer for Keywords help · Productivity · Education · published 2026-03-14 336 users
  2. HighlightPro - Web & PDF Highlighter help · Productivity · Education · published 2026-09-04 3 users

Like this one

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

  1. AuthGuard - AI & Distraction Blocker Describes nearly the same job, smaller audience 4 users (last published figure)
  2. Website Blocker Describes nearly the same job, smaller audience 3 users
  3. String Blocker Describes nearly the same job, smaller audience 2k users
  4. Website Blocker for Chrome™ Describes nearly the same job, smaller audience 3 users
  5. Website Blocker Describes nearly the same job, smaller audience 5 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.