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kunugi SEO Checker

Chrome extension by 株式会社クヌギ · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 167 users, barely installed. Audience over the last 30 days: +27.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 4 screenshots

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

Users
167
Rating
not rated yet
Users, last 30 days
+27
Version
4.2.1
Updated in the store
2026-09-28
Published
2026-03-09
Manifest
V3
Browser access
5 permissions, 2 site patterns

How it has moved

Users
+27 since 02.10
140-171 · 15 readings
  1. 2026-10-04156
  2. 2026-10-08161
  3. 2026-10-10162
  4. 2026-10-11161
  5. 2026-10-13159
  6. 2026-10-16164
  7. 2026-10-18165
  8. 2026-10-21167
  9. 2026-10-22163
  10. 2026-10-23165
  11. 2026-10-24165
  12. 2026-10-25166
  13. 2026-10-27171
  14. 2026-10-29167
  15. 2026-10-31167
Users
+30 since 01.09
137-171 · 29 readings
2026-09-29: released 4.2.1
  1. 2026-09-01137
  2. 2026-09-02142
  3. 2026-09-04147
  4. 2026-09-06149
  5. 2026-09-08147
  6. 2026-09-09144
  7. 2026-09-10149
  8. 2026-09-13152
  9. 2026-09-16149
  10. 2026-09-20151
  11. 2026-09-21150
  12. 2026-09-25142
  13. 2026-09-26139
  14. 2026-09-28140
  15. 2026-10-04156
  16. 2026-10-08161
  17. 2026-10-10162
  18. 2026-10-11161
  19. 2026-10-13159
  20. 2026-10-16164
  21. 2026-10-18165
  22. 2026-10-21167
  23. 2026-10-22163
  24. 2026-10-23165
  25. 2026-10-24165
  26. 2026-10-25166
  27. 2026-10-27171
  28. 2026-10-29167
  29. 2026-10-31167

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.

  • Watch the network requests your browser makes webRequest
  • Change what sites are allowed to do contentSettings
  • Act on the current tab, but only after you click it activeTab
Show the remaining 2

The full permission history for this extension

Version history

  1. Version 4.2.1

What changed recently

  1. Released version 4.2.1 (was 4.2.0)

The publisher

株式会社クヌギ publishes 3 listings we track, 284 users between them. Listed website: kunugi-inc.com.

  1. kunugi GSC Controller 株式会社クヌギ · Productivity · Tools · published 2026-03-16 79 users
  2. kunugi SERP Cache 株式会社クヌギ · Productivity · Tools · published 2026-03-24 38 users

Like this one

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

  1. SEO Peek Describes nearly the same job, smaller audience 112 users ★ 5.0
  2. SEO Pro Extension Describes nearly the same job, with a large installed audience 100k users ★ 4.8
  3. Ninety SEO Inspector Describes nearly the same job, smaller audience 3 users (last published figure)
  4. Highlighter SEO Describes nearly the same job, smaller audience 56 users ★ 5.0
  5. SEO Extension | Quick Website Inspector Describes nearly the same job, smaller audience 3 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/ljbcpfmonhjchhacdgipcgihaagbpeli/badge.svg)](https://extops.dev/extensions/ljbcpfmonhjchhacdgipcgihaagbpeli)

HTML

<a href="https://extops.dev/extensions/ljbcpfmonhjchhacdgipcgihaagbpeli"><img src="https://extops.dev/extensions/ljbcpfmonhjchhacdgipcgihaagbpeli/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 2026-10-29. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built