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Chrome extension by ArcManagement, Inc. · Productivity · Developer

  • Established publisher
  • Trader

A Chrome extension in Productivity · Developer with 10 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
10
Rating
5.0 (1 ratings)
Users, last 30 days
Unchanged
Rating, last 30 days
Steady over 30 days
Version
0.2.2
Updated in the store
2026-06-02
Published
2026-05-31
Manifest
V3
Browser access
No permissions declared

How it has moved

Users
unchanged since 02.10
10-12 · 11 readings
  1. 2026-10-0911
  2. 2026-10-1010
  3. 2026-10-1311
  4. 2026-10-1611
  5. 2026-10-1812
  6. 2026-10-1911
  7. 2026-10-2112
  8. 2026-10-2211
  9. 2026-10-2510
  10. 2026-10-3011
  11. 2026-11-0110
Rating
unchanged since 02.10
reviewsrating 5.00 · 11 readings
  1. 2026-10-09reviews1rating5.00
  2. 2026-10-10reviews1rating5.00
  3. 2026-10-13reviews1rating5.00
  4. 2026-10-16reviews1rating5.00
  5. 2026-10-18reviews1rating5.00
  6. 2026-10-19reviews1rating5.00
  7. 2026-10-21reviews1rating5.00
  8. 2026-10-22reviews1rating5.00
  9. 2026-10-25reviews1rating5.00
  10. 2026-10-30reviews1rating5.00
  11. 2026-11-01reviews1rating5.00
Users
+1 since 01.09
9-12 · 23 readings
  1. 2026-09-019
  2. 2026-09-0210
  3. 2026-09-059
  4. 2026-09-0610
  5. 2026-09-079
  6. 2026-09-099
  7. 2026-09-1510
  8. 2026-09-179
  9. 2026-09-2011
  10. 2026-09-2110
  11. 2026-09-2611
  12. 2026-09-2810
  13. 2026-10-0911
  14. 2026-10-1010
  15. 2026-10-1311
  16. 2026-10-1611
  17. 2026-10-1812
  18. 2026-10-1911
  19. 2026-10-2112
  20. 2026-10-2211
  21. 2026-10-2510
  22. 2026-10-3011
  23. 2026-11-0110
Rating
unchanged since 01.09
reviewsrating 5.00 · 23 readings
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-05reviews1rating5.00
  4. 2026-09-06reviews1rating5.00
  5. 2026-09-07reviews1rating5.00
  6. 2026-09-09reviews1rating5.00
  7. 2026-09-15reviews1rating5.00
  8. 2026-09-17reviews1rating5.00
  9. 2026-09-20reviews1rating5.00
  10. 2026-09-21reviews1rating5.00
  11. 2026-09-26reviews1rating5.00
  12. 2026-09-28reviews1rating5.00
  13. 2026-10-09reviews1rating5.00
  14. 2026-10-10reviews1rating5.00
  15. 2026-10-13reviews1rating5.00
  16. 2026-10-16reviews1rating5.00
  17. 2026-10-18reviews1rating5.00
  18. 2026-10-19reviews1rating5.00
  19. 2026-10-21reviews1rating5.00
  20. 2026-10-22reviews1rating5.00
  21. 2026-10-25reviews1rating5.00
  22. 2026-10-30reviews1rating5.00
  23. 2026-11-01reviews1rating5.00

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

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

We have not read this listing's manifest since we started keeping permission names. The counts above come from the last time we did.

The full permission history for this extension

What changed recently

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

The publisher

ArcManagement, Inc. publishes 4 listings we track, 141 users between them. Listed website: arcm.co.jp.

  1. Agent Browser Gateway ArcManagement, Inc. · Productivity · Developer · published 2026-05-04 86 users ★ 5.0
  2. SmoothReview ArcManagement, Inc. · Productivity · Communication · published 2025-07-28 31 users ★ 5.0
  3. Tab Groups Automation ArcManagement, Inc. · Productivity · Tools · published 2026-08-14 14 users

Like this one

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

  1. Auto Rich Diff for GitHub Describes nearly the same job, smaller audience 16 users
  2. Mihiraki – Markdown Diff & Review for GitHub Describes nearly the same job, smaller audience 12 users ★ 5.0
  3. Markdown Diff Cat for GitHub Describes nearly the same job, smaller audience 19 users ★ 5.0
  4. DiffsHub Toggle Describes nearly the same job, smaller audience 12 users
  5. GitHub Diff Defaults Describes nearly the same job, smaller audience 7 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/elcmofppmodpnhggkobmencgoddpnjeo/badge.svg)](https://extops.dev/extensions/elcmofppmodpnhggkobmencgoddpnjeo)

HTML

<a href="https://extops.dev/extensions/elcmofppmodpnhggkobmencgoddpnjeo"><img src="https://extops.dev/extensions/elcmofppmodpnhggkobmencgoddpnjeo/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 2026-11-01. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built