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Cluber for Chrome

Chrome extension by oliverco0828 · Productivity · Education

A Chrome extension in Productivity · Education with 19 users, barely installed. Audience over the last 30 days: +4.

Specific sites only: 1 match pattern.

What the developer says, and 2 screenshots

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

Users
19
Rating
4.0 (2 ratings)
Users, last 30 days
+4
Rating, last 30 days
Steady over 30 days
Version
1.0.2.1
Updated in the store
2026-03-09
Published
2025-06-04
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
+4 since 02.10
14-19 · 11 readings
  1. 2026-10-0416
  2. 2026-10-0917
  3. 2026-10-1015
  4. 2026-10-1816
  5. 2026-10-1915
  6. 2026-10-2116
  7. 2026-10-2215
  8. 2026-10-2514
  9. 2026-10-2816
  10. 2026-10-3018
  11. 2026-11-0119
Rating
unchanged since 02.10
reviewsrating 4.00 · 11 readings
  1. 2026-10-04reviews2rating4.00
  2. 2026-10-09reviews2rating4.00
  3. 2026-10-10reviews2rating4.00
  4. 2026-10-18reviews2rating4.00
  5. 2026-10-19reviews2rating4.00
  6. 2026-10-21reviews2rating4.00
  7. 2026-10-22reviews2rating4.00
  8. 2026-10-25reviews2rating4.00
  9. 2026-10-28reviews2rating4.00
  10. 2026-10-30reviews2rating4.00
  11. 2026-11-01reviews2rating4.00
Users
+5 since 01.09
14-19 · 23 readings
  1. 2026-09-0114
  2. 2026-09-0215
  3. 2026-09-0414
  4. 2026-09-0615
  5. 2026-09-0714
  6. 2026-09-0915
  7. 2026-09-1014
  8. 2026-09-1315
  9. 2026-09-1516
  10. 2026-09-2515
  11. 2026-09-2716
  12. 2026-09-2815
  13. 2026-10-0416
  14. 2026-10-0917
  15. 2026-10-1015
  16. 2026-10-1816
  17. 2026-10-1915
  18. 2026-10-2116
  19. 2026-10-2215
  20. 2026-10-2514
  21. 2026-10-2816
  22. 2026-10-3018
  23. 2026-11-0119
Rating
unchanged since 01.09
reviewsrating 4.00 · 23 readings
  1. 2026-09-01reviews2rating4.00
  2. 2026-09-02reviews2rating4.00
  3. 2026-09-04reviews2rating4.00
  4. 2026-09-06reviews2rating4.00
  5. 2026-09-07reviews2rating4.00
  6. 2026-09-09reviews2rating4.00
  7. 2026-09-10reviews2rating4.00
  8. 2026-09-13reviews2rating4.00
  9. 2026-09-15reviews2rating4.00
  10. 2026-09-25reviews2rating4.00
  11. 2026-09-27reviews2rating4.00
  12. 2026-09-28reviews2rating4.00
  13. 2026-10-04reviews2rating4.00
  14. 2026-10-09reviews2rating4.00
  15. 2026-10-10reviews2rating4.00
  16. 2026-10-18reviews2rating4.00
  17. 2026-10-19reviews2rating4.00
  18. 2026-10-21reviews2rating4.00
  19. 2026-10-22reviews2rating4.00
  20. 2026-10-25reviews2rating4.00
  21. 2026-10-28reviews2rating4.00
  22. 2026-10-30reviews2rating4.00
  23. 2026-11-01reviews2rating4.00

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

Specific sites only: 1 match pattern.

  • https://www.dis.sc.kr/cf_calendar/*
  • Schedule work to run later alarms
  • 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

oliverco0828.

Like this one

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  2. Vivek's Penn Charter+ Describes nearly the same job, smaller audience 115 users ★ 5.0
  3. Skola Broadcast Describes nearly the same job, smaller audience 95 users
  4. MMS Schedule.jpg Describes nearly the same job, smaller audience 3 users (last published figure)
  5. Inna Enhanced Describes nearly the same job, smaller audience 2 users (last published figure)

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

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<a href="https://extops.dev/extensions/hachabeifeahdlilnfgbbffddconcion"><img src="https://extops.dev/extensions/hachabeifeahdlilnfgbbffddconcion/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