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LLMO Checker Prototype

Chrome extension by 松下聡太郎（sotaro matsushita） · Productivity · Tools

A Chrome extension in Productivity · Tools with 5 users, barely installed. 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
5
Rating
5.0 (1 ratings)
Users, last 30 days
Unchanged
Rating, last 30 days
Steady over 30 days
Version
0.3.0
Updated in the store
2026-08-26
Published
2026-08-26
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
unchanged since 11.10
5-7 · 6 readings
  1. 2026-10-256
  2. 2026-10-287
  3. 2026-10-296
  4. 2026-11-075
  5. 2026-11-096
  6. 2026-11-105
Rating
unchanged since 11.10
reviewsrating 5.00 · 6 readings
  1. 2026-10-25reviews1rating5.00
  2. 2026-10-28reviews1rating5.00
  3. 2026-10-29reviews1rating5.00
  4. 2026-11-07reviews1rating5.00
  5. 2026-11-09reviews1rating5.00
  6. 2026-11-10reviews1rating5.00
Users
+1 since 31.08
4-7 · 20 readings
  1. 2026-08-314
  2. 2026-09-025
  3. 2026-09-046
  4. 2026-09-066
  5. 2026-09-087
  6. 2026-09-106
  7. 2026-09-135
  8. 2026-09-156
  9. 2026-09-175
  10. 2026-09-207
  11. 2026-09-266
  12. 2026-09-285
  13. 2026-10-096
  14. 2026-10-105
  15. 2026-10-256
  16. 2026-10-287
  17. 2026-10-296
  18. 2026-11-075
  19. 2026-11-096
  20. 2026-11-105
Rating
unchanged since 31.08
reviewsrating 5.00 · 20 readings
  1. 2026-08-31reviews1rating5.00
  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. 2026-09-13reviews1rating5.00
  8. 2026-09-15reviews1rating5.00
  9. 2026-09-17reviews1rating5.00
  10. 2026-09-20reviews1rating5.00
  11. 2026-09-26reviews1rating5.00
  12. 2026-09-28reviews1rating5.00
  13. 2026-10-09reviews1rating5.00
  14. 2026-10-10reviews1rating5.00
  15. 2026-10-25reviews1rating5.00
  16. 2026-10-28reviews1rating5.00
  17. 2026-10-29reviews1rating5.00
  18. 2026-11-07reviews1rating5.00
  19. 2026-11-09reviews1rating5.00
  20. 2026-11-10reviews1rating5.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing 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
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab

The full permission history for this extension

What changed recently

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

The publisher

松下聡太郎（sotaro matsushita） publishes 2 listings we track, 8 users between them. Listed website: sotaro-matsushita.com.

  1. Wikidata Entity Checker 松下聡太郎（sotaro matsushita） · Productivity · Tools · published 2026-08-24 3 users ★ 5.0

Like this one

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

  1. AIクローラ視点チェッカー Describes nearly the same job, smaller audience 32 users
  2. LLM Readiness Check by AGI Search Labs Describes nearly the same job, smaller audience 10 users
  3. LLM Viewer — See your page as an AI crawler Describes nearly the same job, smaller audience 471 users ★ 5.0
  4. GEO Page Audit Describes nearly the same job, smaller audience 9 users
  5. AI Crawlability Checker — by Shopify App Club Describes nearly the same job, smaller audience 8 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

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/gjnkfihpopnckddpnaoglpoomfcoaflb/badge.svg)](https://extops.dev/extensions/gjnkfihpopnckddpnaoglpoomfcoaflb)

HTML

<a href="https://extops.dev/extensions/gjnkfihpopnckddpnaoglpoomfcoaflb"><img src="https://extops.dev/extensions/gjnkfihpopnckddpnaoglpoomfcoaflb/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-10. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built