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Chrome extension by Rectus Inc. · Productivity · Developer

A Chrome extension in Productivity · Developer with 5 000 users, a small but real audience.

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
5 000
Rating
4.2 (5 ratings)
Users, last 15 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
1.2.6
Updated in the store
2026-07-08
Published
2020-04-01
Manifest
V3
Browser access
2 permissions

How it has moved

Users
unchanged since 01.09
5k · 2 readings
  1. 2026-09-015k
  2. 2026-09-155k
Rating
unchanged since 01.09
reviewsrating 4.20 · 2 readings
  1. 2026-09-01reviews5rating4.20
  2. 2026-09-15reviews5rating4.20
Users
unchanged since 01.09
5k · 2 readings
  1. 2026-09-015k
  2. 2026-09-155k
Rating
unchanged since 01.09
reviewsrating 4.20 · 2 readings
  1. 2026-09-01reviews5rating4.20
  2. 2026-09-15reviews5rating4.20

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once 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.

  • See the address and title of every tab you have open tabs
  • 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

Rectus Inc. publishes 3 listings we track, 6k users between them. Listed website: rectus.co.jp.

  1. HTML Outline Rectus Inc. · Productivity · Workflow · published 2022-01-06 384 users
  2. Rectus Rectus Inc. · Productivity · Developer · published 2020-04-21 137 users

Like this one

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

  1. Google rank checker Describes nearly the same job, with an established audience 20k users ★ 3.4
  2. SearchDeck - Domain Rank Tracker Describes nearly the same job, smaller audience 8 users ★ 5.0
  3. Google SERP Position Describes nearly the same job, smaller audience 3k users ★ 2.8
  4. FatRank - SEO Rank Checker Describes nearly the same job, with an established audience 70k users ★ 4.1
  5. DevRank - Advanced SERP Tracker Describes nearly the same job, smaller audience 17 users ★ 5.0

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.

Is this your extension?

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Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.