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LanSchool Web Helper

Chrome extension by Lenovo Software · Productivity · Workflow

A Chrome extension in Productivity · Workflow with 1 000 000 users, one of the largest listings in the store. Audience over the last 30 days: unchanged.

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
1 000 000
Rating
1.1 (4 035 ratings)
Users, last 30 days
Unchanged (the store rounds this count to 1 000 000, so it moves only between steps)
Rating, last 30 days
Steady over 30 days
Version
9.2.0.2
Updated in the store
2024-08-08
Published
2014-03-20
Manifest
V3
Browser access
7 permissions, 1 site pattern

How it has moved

Users
unchanged since 06.10
1M-2M · 10 readings
  1. 2026-10-082M
  2. 2026-10-101M
  3. 2026-10-141M
  4. 2026-10-161M
  5. 2026-10-191M
  6. 2026-10-241M
  7. 2026-10-251M
  8. 2026-10-281M
  9. 2026-10-291M
  10. 2026-11-051M
Rating
-0.028 since 06.10
reviewsrating 1.146-1.174 · 10 readings
  1. 2026-10-08reviews4krating1.174
  2. 2026-10-10reviews4krating1.174
  3. 2026-10-14reviews4krating1.146
  4. 2026-10-16reviews4krating1.146
  5. 2026-10-19reviews4krating1.146
  6. 2026-10-24reviews4krating1.146
  7. 2026-10-25reviews4krating1.146
  8. 2026-10-28reviews4krating1.146
  9. 2026-10-29reviews4krating1.146
  10. 2026-11-05reviews4krating1.146
Users
unchanged since 01.09
1M-2M · 19 readings
  1. 2026-09-011M
  2. 2026-09-021M
  3. 2026-09-041M
  4. 2026-09-051M
  5. 2026-09-101M
  6. 2026-09-131M
  7. 2026-09-171M
  8. 2026-09-211M
  9. 2026-10-041M
  10. 2026-10-082M
  11. 2026-10-101M
  12. 2026-10-141M
  13. 2026-10-161M
  14. 2026-10-191M
  15. 2026-10-241M
  16. 2026-10-251M
  17. 2026-10-281M
  18. 2026-10-291M
  19. 2026-11-051M
Rating
-0.028 since 01.09
reviewsrating 1.146-1.174 · 19 readings
  1. 2026-09-01reviews4krating1.174
  2. 2026-09-02reviews4krating1.174
  3. 2026-09-04reviews4krating1.174
  4. 2026-09-05reviews4krating1.174
  5. 2026-09-10reviews4krating1.174
  6. 2026-09-13reviews4krating1.173
  7. 2026-09-17reviews4krating1.173
  8. 2026-09-21reviews4krating1.173
  9. 2026-10-04reviews4krating1.174
  10. 2026-10-08reviews4krating1.174
  11. 2026-10-10reviews4krating1.174
  12. 2026-10-14reviews4krating1.146
  13. 2026-10-16reviews4krating1.146
  14. 2026-10-19reviews4krating1.146
  15. 2026-10-24reviews4krating1.146
  16. 2026-10-25reviews4krating1.146
  17. 2026-10-28reviews4krating1.146
  18. 2026-10-29reviews4krating1.146
  19. 2026-11-05reviews4krating1.146

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times 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
  • Watch the network requests your browser makes webRequest
  • Block or alter network requests before they are sent webRequestBlocking
Show the remaining 4
  • Run its own code on the pages it can access scripting
  • See when you navigate between pages webNavigation
  • Act on the current tab, but only after you click it activeTab
  • 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

Lenovo Software publishes 2 listings we track, 1.1M users between them.

  1. LanSchool Student Lenovo Software · published 2014-04-04 100k users ★ 1.1

Like this one

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

  1. ShalaPro Browser Assistant Describes nearly the same job, smaller audience 250 users ★ 4.9
  2. StudyHelper for UoL Coursera Describes nearly the same job, smaller audience 6 users
  3. ClassGuardian Describes nearly the same job, smaller audience 2 users
  4. School Focus Helper Describes nearly the same job, smaller audience 4 users
  5. AntiBlocked Describes nearly the same job, smaller audience 16 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.

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The badge shows the audience and rating from our last pass over the store and links back to this page.

Users and rating on Ext Ops Panel

Markdown

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HTML

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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-29. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built