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ChatTuner - ChatGPT Layout & Font Customizer

Chrome extension by Latent Builds · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 43 users, barely installed. Audience over the last 30 days: -3.

Specific sites only: 1 match pattern.

What the developer says, and 3 screenshots

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

Users
43
Rating
5.0 (2 ratings)
Users, last 30 days
-3
Rating, last 30 days
Steady over 30 days
Version
1.0.0
Updated in the store
2026-08-21
Published
2026-08-21
Manifest
V3
Browser access
1 permission, 1 site pattern

How it has moved

Users
-3 since 06.10
41-48 · 17 readings
  1. 2026-10-0944
  2. 2026-10-1045
  3. 2026-10-1141
  4. 2026-10-1343
  5. 2026-10-1646
  6. 2026-10-1743
  7. 2026-10-1844
  8. 2026-10-1942
  9. 2026-10-2245
  10. 2026-10-2346
  11. 2026-10-2446
  12. 2026-10-2545
  13. 2026-10-2848
  14. 2026-10-2946
  15. 2026-11-0146
  16. 2026-11-0343
  17. 2026-11-0543
Rating
unchanged since 06.10
reviewsrating 5.00 · 17 readings
  1. 2026-10-09reviews2rating5.00
  2. 2026-10-10reviews2rating5.00
  3. 2026-10-11reviews2rating5.00
  4. 2026-10-13reviews2rating5.00
  5. 2026-10-16reviews2rating5.00
  6. 2026-10-17reviews2rating5.00
  7. 2026-10-18reviews2rating5.00
  8. 2026-10-19reviews2rating5.00
  9. 2026-10-22reviews2rating5.00
  10. 2026-10-23reviews2rating5.00
  11. 2026-10-24reviews2rating5.00
  12. 2026-10-25reviews2rating5.00
  13. 2026-10-28reviews2rating5.00
  14. 2026-10-29reviews2rating5.00
  15. 2026-11-01reviews2rating5.00
  16. 2026-11-03reviews2rating5.00
  17. 2026-11-05reviews2rating5.00
Users
+35 since 01.09
8-48 · 32 readings
2026-09-30: gained the good publisher record badge
  1. 2026-09-018
  2. 2026-09-0312
  3. 2026-09-0417
  4. 2026-09-0621
  5. 2026-09-0825
  6. 2026-09-0926
  7. 2026-09-1327
  8. 2026-09-1531
  9. 2026-09-1637
  10. 2026-09-2036
  11. 2026-09-2139
  12. 2026-09-2540
  13. 2026-09-2739
  14. 2026-09-2840
  15. 2026-10-0446
  16. 2026-10-0944
  17. 2026-10-1045
  18. 2026-10-1141
  19. 2026-10-1343
  20. 2026-10-1646
  21. 2026-10-1743
  22. 2026-10-1844
  23. 2026-10-1942
  24. 2026-10-2245
  25. 2026-10-2346
  26. 2026-10-2446
  27. 2026-10-2545
  28. 2026-10-2848
  29. 2026-10-2946
  30. 2026-11-0146
  31. 2026-11-0343
  32. 2026-11-0543
Rating
unchanged since 01.09
reviewsrating 5.00 · 32 readings
2026-09-30: gained the good publisher record badge
  1. 2026-09-01reviews1rating5.00
  2. 2026-09-03reviews1rating5.00
  3. 2026-09-04reviews1rating5.00
  4. 2026-09-06reviews1rating5.00
  5. 2026-09-08reviews1rating5.00
  6. 2026-09-09reviews1rating5.00
  7. 2026-09-13reviews1rating5.00
  8. 2026-09-15reviews1rating5.00
  9. 2026-09-16reviews1rating5.00
  10. 2026-09-20reviews1rating5.00
  11. 2026-09-21reviews1rating5.00
  12. 2026-09-25reviews1rating5.00
  13. 2026-09-27reviews2rating5.00
  14. 2026-09-28reviews2rating5.00
  15. 2026-10-04reviews2rating5.00
  16. 2026-10-09reviews2rating5.00
  17. 2026-10-10reviews2rating5.00
  18. 2026-10-11reviews2rating5.00
  19. 2026-10-13reviews2rating5.00
  20. 2026-10-16reviews2rating5.00
  21. 2026-10-17reviews2rating5.00
  22. 2026-10-18reviews2rating5.00
  23. 2026-10-19reviews2rating5.00
  24. 2026-10-22reviews2rating5.00
  25. 2026-10-23reviews2rating5.00
  26. 2026-10-24reviews2rating5.00
  27. 2026-10-25reviews2rating5.00
  28. 2026-10-28reviews2rating5.00
  29. 2026-10-29reviews2rating5.00
  30. 2026-11-01reviews2rating5.00
  31. 2026-11-03reviews2rating5.00
  32. 2026-11-05reviews2rating5.00

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://chatgpt.com/*
  • Store data in your browser storage

The full permission history for this extension

What changed recently

  1. Gained the Established publisher badge

The publisher

Latent Builds publishes 3 listings we track, 107 users between them. Listed website: latentbuilds.com.

  1. CaptureScroll - Full Page Screenshot Latent Builds · Productivity · Tools · published 2026-08-13 59 users
  2. TableScoop - Web Table Extractor Latent Builds · Productivity · Tools · published 2026-08-10 5 users

Like this one

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

  1. ChatGPT ViewTuner Describes nearly the same job, smaller audience 4 users
  2. ChatGPT Tiny UI Describes nearly the same job, smaller audience 37 users ★ 5.0
  3. Walnex Restyle - ChatGPT Custom Themes and Styles Describes nearly the same job, smaller audience 7 users
  4. Personalize AI Chat Describes nearly the same job, smaller audience 24 users ★ 5.0
  5. GPThemes - ChatGPT Widescreen, Fonts & Colors Describes nearly the same job, smaller audience 5k users ★ 4.9

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

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HTML

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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-03. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built