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Study Signal

Chrome extension by Chantu · Productivity · Tools

A Chrome extension in Productivity · Tools with 14 users, barely installed. Audience over the last 30 days: +1.

Specific sites only: 5 match patterns.

What the developer says, and 3 screenshots

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

Users
14
Rating
2.0 (2 ratings)
Users, last 30 days
+1
Rating, last 30 days
Steady over 30 days
Version
1.8.9
Updated in the store
2026-06-04
Published
2026-04-18
Manifest
V3
Browser access
6 permissions, 5 site patterns

How it has moved

Users
+1 since 02.10
12-15 · 13 readings
  1. 2026-10-0414
  2. 2026-10-0815
  3. 2026-10-1014
  4. 2026-10-1313
  5. 2026-10-1612
  6. 2026-10-1814
  7. 2026-10-1913
  8. 2026-10-2212
  9. 2026-10-2313
  10. 2026-10-2414
  11. 2026-10-2513
  12. 2026-10-3014
  13. 2026-11-0114
Rating
unchanged since 02.10
reviewsrating 2.00 · 13 readings
  1. 2026-10-04reviews2rating2.00
  2. 2026-10-08reviews2rating2.00
  3. 2026-10-10reviews2rating2.00
  4. 2026-10-13reviews2rating2.00
  5. 2026-10-16reviews2rating2.00
  6. 2026-10-18reviews2rating2.00
  7. 2026-10-19reviews2rating2.00
  8. 2026-10-22reviews2rating2.00
  9. 2026-10-23reviews2rating2.00
  10. 2026-10-24reviews2rating2.00
  11. 2026-10-25reviews2rating2.00
  12. 2026-10-30reviews2rating2.00
  13. 2026-11-01reviews2rating2.00
Users
+1 since 31.08
12-15 · 25 readings
  1. 2026-08-3113
  2. 2026-09-0214
  3. 2026-09-0413
  4. 2026-09-0514
  5. 2026-09-0613
  6. 2026-09-0814
  7. 2026-09-1313
  8. 2026-09-1515
  9. 2026-09-1714
  10. 2026-09-2015
  11. 2026-09-2114
  12. 2026-09-2813
  13. 2026-10-0414
  14. 2026-10-0815
  15. 2026-10-1014
  16. 2026-10-1313
  17. 2026-10-1612
  18. 2026-10-1814
  19. 2026-10-1913
  20. 2026-10-2212
  21. 2026-10-2313
  22. 2026-10-2414
  23. 2026-10-2513
  24. 2026-10-3014
  25. 2026-11-0114
Rating
unchanged since 31.08
reviewsrating 2.00 · 25 readings
  1. 2026-08-31reviews2rating2.00
  2. 2026-09-02reviews2rating2.00
  3. 2026-09-04reviews2rating2.00
  4. 2026-09-05reviews2rating2.00
  5. 2026-09-06reviews2rating2.00
  6. 2026-09-08reviews2rating2.00
  7. 2026-09-13reviews2rating2.00
  8. 2026-09-15reviews2rating2.00
  9. 2026-09-17reviews2rating2.00
  10. 2026-09-20reviews2rating2.00
  11. 2026-09-21reviews2rating2.00
  12. 2026-09-28reviews2rating2.00
  13. 2026-10-04reviews2rating2.00
  14. 2026-10-08reviews2rating2.00
  15. 2026-10-10reviews2rating2.00
  16. 2026-10-13reviews2rating2.00
  17. 2026-10-16reviews2rating2.00
  18. 2026-10-18reviews2rating2.00
  19. 2026-10-19reviews2rating2.00
  20. 2026-10-22reviews2rating2.00
  21. 2026-10-23reviews2rating2.00
  22. 2026-10-24reviews2rating2.00
  23. 2026-10-25reviews2rating2.00
  24. 2026-10-30reviews2rating2.00
  25. 2026-11-01reviews2rating2.00

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: 5 match patterns.

  • https://app.prolific.com/*
  • https://connect.cloudresearch.com/*
  • https://internal-api.prolific.com/api/v1*
Show the remaining 2
  • https://connect.cloudresearch.com/participant-api*
  • https://api.telegram.org/*
  • See the address and title of every tab you have open tabs
  • Watch the network requests your browser makes webRequest
  • Tell whether you are away from the computer idle
Show the remaining 3

The full permission history for this extension

What changed recently

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

The publisher

Chantu.

Like this one

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

  1. Prolific Assistant Describes nearly the same job, with a large installed audience 100k users ★ 2.4
  2. Prolific Studies Notifier Describes nearly the same job, smaller audience 7k users ★ 3.6
  3. StudyChime - Prolific Study Alerts Describes nearly the same job, smaller audience 82 users ★ 5.0
  4. Prolific Study Tracker Describes nearly the same job, smaller audience 170 users ★ 3.3
  5. Prolific Live Notifier Describes nearly the same job, smaller audience 160 users ★ 2.9

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/acpldnkloekidamdepljpphnfbohbhmo/badge.svg)](https://extops.dev/extensions/acpldnkloekidamdepljpphnfbohbhmo)

HTML

<a href="https://extops.dev/extensions/acpldnkloekidamdepljpphnfbohbhmo"><img src="https://extops.dev/extensions/acpldnkloekidamdepljpphnfbohbhmo/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 2026-10-30. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built