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Closium

Chrome extension by CloseGuard · Productivity · Communication

A Chrome extension in Productivity · Communication with 49 users, barely installed.

Specific sites only: 3 match patterns.

What the developer says, and 4 screenshots

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

Users
49
Rating
5.0 (2 ratings)
Users, last 19 days
-1
Rating, last 30 days
Not watched long enough to say
Version
1.6.5
Updated in the store
2026-09-05
Published
2026-03-21
Manifest
V3
Browser access
11 permissions, 3 site patterns

How it has moved

Users
-1 since 31.08
49-53 · 5 readings
2026-09-06: released 1.6.5
  1. 2026-08-3150
  2. 2026-09-0352
  3. 2026-09-0653released 1.6.5
  4. 2026-09-0749
  5. 2026-09-1849
Rating
unchanged since 31.08
reviewsrating 5.00 · 5 readings
2026-09-06: released 1.6.5
  1. 2026-08-31reviews2rating5.00
  2. 2026-09-03reviews2rating5.00
  3. 2026-09-06reviews2rating5.00released 1.6.5
  4. 2026-09-07reviews2rating5.00
  5. 2026-09-18reviews2rating5.00
Users
-1 since 31.08
49-53 · 5 readings
2026-09-06: released 1.6.5
  1. 2026-08-3150
  2. 2026-09-0352
  3. 2026-09-0653released 1.6.5
  4. 2026-09-0749
  5. 2026-09-1849
Rating
unchanged since 31.08
reviewsrating 5.00 · 5 readings
2026-09-06: released 1.6.5
  1. 2026-08-31reviews2rating5.00
  2. 2026-09-03reviews2rating5.00
  3. 2026-09-06reviews2rating5.00released 1.6.5
  4. 2026-09-07reviews2rating5.00
  5. 2026-09-18reviews2rating5.00

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

Specific sites only: 3 match patterns.

  • https://meet.google.com/*
  • https://*.supabase.co/*
  • https://www.closeguard.io/*
  • Capture the contents of a tab tabCapture
  • See the address and title of every tab you have open tabs
  • Manage your downloads downloads
Show the remaining 8
  • Sign you in with a Google account identity
  • Act on the current tab, but only after you click it activeTab
  • Schedule work to run later alarms
  • Show you notifications notifications
  • Run work in a hidden page offscreen
  • Store data in your browser storage
  • Store data in your browser without the usual size limit unlimitedStorage
  • Declares windows

The full permission history for this extension

Version history

  1. Version 1.6.5

What changed recently

  1. Released version 1.6.5 (was 1.6.4)

The publisher

CloseGuard. Listed website: closium.ai.

Like this one

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

  1. Closeworks Live Copilot Describes nearly the same job, smaller audience 3 users
  2. Ricavi - AI Sales Coach Describes nearly the same job, smaller audience 8 users
  3. Yolk - Sales Call Assistant Describes nearly the same job, smaller audience 71 users ★ 5.0
  4. Pitch Mentor Describes nearly the same job, smaller audience 14 users ★ 5.0
  5. RepReadyAI: AI Sales Co-Pilot Describes nearly the same job, smaller audience 8 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?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

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.