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Serpion — Radiografía SEO de cualquier página

Chrome extension by cances · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 32 users, barely installed. Audience over the last 30 days: unchanged.

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

What the developer says, and 1 screenshot

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

Users
32
Rating
5.0 (2 ratings)
Users, last 30 days
Unchanged
Rating, last 30 days
Steady over 30 days
Version
1.5.6
Updated in the store
2026-10-26
Published
2026-08-14
Manifest
V3
Browser access
3 permissions

How it has moved

Users
unchanged since 05.10
30-36 · 15 readings
2026-10-27: released 1.5.62026-11-04: gained the good publisher record badge
  1. 2026-10-0833
  2. 2026-10-0934
  3. 2026-10-1031
  4. 2026-10-1330
  5. 2026-10-1632
  6. 2026-10-1835
  7. 2026-10-2136
  8. 2026-10-2234
  9. 2026-10-2335
  10. 2026-10-2432
  11. 2026-10-2835
  12. 2026-10-2936
  13. 2026-11-0134
  14. 2026-11-0332
  15. 2026-11-0432gained the good publisher record badge
Rating
unchanged since 05.10
reviewsrating 5.00 · 15 readings
2026-10-27: released 1.5.62026-11-04: gained the good publisher record badge
  1. 2026-10-08reviews2rating5.00
  2. 2026-10-09reviews2rating5.00
  3. 2026-10-10reviews2rating5.00
  4. 2026-10-13reviews2rating5.00
  5. 2026-10-16reviews2rating5.00
  6. 2026-10-18reviews2rating5.00
  7. 2026-10-21reviews2rating5.00
  8. 2026-10-22reviews2rating5.00
  9. 2026-10-23reviews2rating5.00
  10. 2026-10-24reviews2rating5.00
  11. 2026-10-28reviews2rating5.00
  12. 2026-10-29reviews2rating5.00
  13. 2026-11-01reviews2rating5.00
  14. 2026-11-03reviews2rating5.00
  15. 2026-11-04reviews2rating5.00gained the good publisher record badge
Users
+11 since 31.08
21-36 · 26 readings
2026-10-27: released 1.5.62026-11-04: gained the good publisher record badge
  1. 2026-08-3121
  2. 2026-09-0223
  3. 2026-09-0524
  4. 2026-09-0722
  5. 2026-09-0827
  6. 2026-09-1026
  7. 2026-09-1329
  8. 2026-09-1531
  9. 2026-09-2130
  10. 2026-09-2829
  11. 2026-10-0432
  12. 2026-10-0833
  13. 2026-10-0934
  14. 2026-10-1031
  15. 2026-10-1330
  16. 2026-10-1632
  17. 2026-10-1835
  18. 2026-10-2136
  19. 2026-10-2234
  20. 2026-10-2335
  21. 2026-10-2432
  22. 2026-10-2835
  23. 2026-10-2936
  24. 2026-11-0134
  25. 2026-11-0332
  26. 2026-11-0432gained the good publisher record badge
Rating
unchanged since 31.08
reviewsrating 5.00 · 26 readings
2026-10-27: released 1.5.62026-11-04: gained the good publisher record badge
  1. 2026-08-31reviews2rating5.00
  2. 2026-09-02reviews2rating5.00
  3. 2026-09-05reviews2rating5.00
  4. 2026-09-07reviews2rating5.00
  5. 2026-09-08reviews2rating5.00
  6. 2026-09-10reviews2rating5.00
  7. 2026-09-13reviews2rating5.00
  8. 2026-09-15reviews2rating5.00
  9. 2026-09-21reviews2rating5.00
  10. 2026-09-28reviews2rating5.00
  11. 2026-10-04reviews2rating5.00
  12. 2026-10-08reviews2rating5.00
  13. 2026-10-09reviews2rating5.00
  14. 2026-10-10reviews2rating5.00
  15. 2026-10-13reviews2rating5.00
  16. 2026-10-16reviews2rating5.00
  17. 2026-10-18reviews2rating5.00
  18. 2026-10-21reviews2rating5.00
  19. 2026-10-22reviews2rating5.00
  20. 2026-10-23reviews2rating5.00
  21. 2026-10-24reviews2rating5.00
  22. 2026-10-28reviews2rating5.00
  23. 2026-10-29reviews2rating5.00
  24. 2026-11-01reviews2rating5.00
  25. 2026-11-03reviews2rating5.00
  26. 2026-11-04reviews2rating5.00gained the good publisher record badge

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

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
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 1.5.6

What changed recently

  1. Gained the Established publisher badge
  2. Package size changed
  3. Released version 1.5.6 (was 1.5.4)

The publisher

cances. Listed website: serpion.cances.co.

Like this one

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

  1. Mercek SEO – SEO Checker & On-Page Audit, SERP Preview, Speed Test Describes nearly the same job, smaller audience 5 users
  2. SEO Analyzer Describes nearly the same job, smaller audience 10 users
  3. GO SERP: SEO audit, meta tags, schema, links Describes nearly the same job, smaller audience 15 users ★ 5.0
  4. SEOSniper Describes nearly the same job, smaller audience 3 users
  5. EntiScan Describes nearly the same job, smaller audience 10 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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Users and rating on Ext Ops Panel

Markdown

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

HTML

<a href="https://extops.dev/extensions/kbkeaghgepbgncdjbojadicpcjibkbbb"><img src="https://extops.dev/extensions/kbkeaghgepbgncdjbojadicpcjibkbbb/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 2026-11-03. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built