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GPT Master - Chat Power Toolkit

Chrome extension by GPT Master · Productivity · Tools

  • Featured
  • Established publisher

A Chrome extension in Productivity · Tools with 9 000 users, a small but real audience.

Specific sites only: 5 match patterns.

What the developer says, and 4 screenshots

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

Users
9 000
Rating
4.8 (224 ratings)
Users, last 14 days
+1k
Rating, last 30 days
Not watched long enough to say
Version
2.41.5
Updated in the store
2026-08-29
Published
2025-08-21
Manifest
V3
Browser access
3 permissions, 5 site patterns

How it has moved

Users
+1k since 01.09
8k-9k · 8 readings
  1. 2026-09-018k
  2. 2026-09-058k
  3. 2026-09-068k
  4. 2026-09-078k
  5. 2026-09-089k
  6. 2026-09-109k
  7. 2026-09-139k
  8. 2026-09-149k
Rating
-0.003 since 01.09
reviewsrating 4.819-4.827 · 8 readings
  1. 2026-09-01reviews199rating4.824
  2. 2026-09-05reviews202rating4.822
  3. 2026-09-06reviews204rating4.819
  4. 2026-09-07reviews209rating4.823
  5. 2026-09-08reviews210rating4.824
  6. 2026-09-10reviews214rating4.827
  7. 2026-09-13reviews224rating4.821
  8. 2026-09-14reviews224rating4.821
Users
+1k since 01.09
8k-9k · 8 readings
  1. 2026-09-018k
  2. 2026-09-058k
  3. 2026-09-068k
  4. 2026-09-078k
  5. 2026-09-089k
  6. 2026-09-109k
  7. 2026-09-139k
  8. 2026-09-149k
Rating
-0.003 since 01.09
reviewsrating 4.819-4.827 · 8 readings
  1. 2026-09-01reviews199rating4.824
  2. 2026-09-05reviews202rating4.822
  3. 2026-09-06reviews204rating4.819
  4. 2026-09-07reviews209rating4.823
  5. 2026-09-08reviews210rating4.824
  6. 2026-09-10reviews214rating4.827
  7. 2026-09-13reviews224rating4.821
  8. 2026-09-14reviews224rating4.821

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: 5 match patterns.

  • https://chat.openai.com/*
  • https://chatgpt.com/*
  • https://www.google-analytics.com/*
Show the remaining 2
  • https://*.gptmaster.app/*
  • https://gptmaster.app/*
  • Read and change cookies on the sites it can access cookies
  • Sign you in with a Google account identity
  • 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

GPT Master. Listed website: gptmaster.app.

Like this one

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

  1. EnhanceGPT Describes nearly the same job, smaller audience 11 users
  2. ChatGPT Power - Supercharge ChatGPT Describes nearly the same job, smaller audience 7 users ★ 5.0
  3. UltraPlusGPT for ChatGPT: Folders, Prompts, Themes, Pins & Export Describes nearly the same job, smaller audience 28 users ★ 5.0
  4. ChatGPT Pro Tools Describes nearly the same job, smaller audience 2k users ★ 4.7
  5. PowerKit for ChatGPT Describes nearly the same job, smaller audience 9 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.