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Masquerade Spoofer

Chrome extension by mthcht · Productivity · Developer

A Chrome extension in Productivity · Developer with 259 users, barely installed. Audience over the last 30 days: -141.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 5 screenshots

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

Users
259
Rating
5.0 (2 ratings)
Users, last 30 days
-141
Rating, last 30 days
Steady over 30 days
Version
1.0.0
Updated in the store
2026-05-06
Published
2026-05-06
Manifest
V3
Browser access
4 permissions, 1 site pattern

How it has moved

Users
-141 since 02.10
259-458 · 20 readings
  1. 2026-10-04380
  2. 2026-10-08392
  3. 2026-10-09411
  4. 2026-10-10407
  5. 2026-10-13397
  6. 2026-10-16381
  7. 2026-10-17407
  8. 2026-10-18431
  9. 2026-10-19426
  10. 2026-10-20435
  11. 2026-10-21458
  12. 2026-10-22442
  13. 2026-10-23447
  14. 2026-10-24417
  15. 2026-10-25402
  16. 2026-10-26385
  17. 2026-10-28321
  18. 2026-10-29310
  19. 2026-10-30290
  20. 2026-11-01259
Rating
unchanged since 02.10
reviewsrating 5.00 · 20 readings
  1. 2026-10-04reviews2rating5.00
  2. 2026-10-08reviews2rating5.00
  3. 2026-10-09reviews2rating5.00
  4. 2026-10-10reviews2rating5.00
  5. 2026-10-13reviews2rating5.00
  6. 2026-10-16reviews2rating5.00
  7. 2026-10-17reviews2rating5.00
  8. 2026-10-18reviews2rating5.00
  9. 2026-10-19reviews2rating5.00
  10. 2026-10-20reviews2rating5.00
  11. 2026-10-21reviews2rating5.00
  12. 2026-10-22reviews2rating5.00
  13. 2026-10-23reviews2rating5.00
  14. 2026-10-24reviews2rating5.00
  15. 2026-10-25reviews2rating5.00
  16. 2026-10-26reviews2rating5.00
  17. 2026-10-28reviews2rating5.00
  18. 2026-10-29reviews2rating5.00
  19. 2026-10-30reviews2rating5.00
  20. 2026-11-01reviews2rating5.00
Users
-26 since 01.09
259-458 · 35 readings
  1. 2026-09-01285
  2. 2026-09-02318
  3. 2026-09-04323
  4. 2026-09-06373
  5. 2026-09-07409
  6. 2026-09-08399
  7. 2026-09-09407
  8. 2026-09-13412
  9. 2026-09-15402
  10. 2026-09-17396
  11. 2026-09-20370
  12. 2026-09-21350
  13. 2026-09-25392
  14. 2026-09-26404
  15. 2026-09-28400
  16. 2026-10-04380
  17. 2026-10-08392
  18. 2026-10-09411
  19. 2026-10-10407
  20. 2026-10-13397
  21. 2026-10-16381
  22. 2026-10-17407
  23. 2026-10-18431
  24. 2026-10-19426
  25. 2026-10-20435
  26. 2026-10-21458
  27. 2026-10-22442
  28. 2026-10-23447
  29. 2026-10-24417
  30. 2026-10-25402
  31. 2026-10-26385
  32. 2026-10-28321
  33. 2026-10-29310
  34. 2026-10-30290
  35. 2026-11-01259
Rating
unchanged since 01.09
reviewsrating 5.00 · 35 readings
  1. 2026-09-01reviews2rating5.00
  2. 2026-09-02reviews2rating5.00
  3. 2026-09-04reviews2rating5.00
  4. 2026-09-06reviews2rating5.00
  5. 2026-09-07reviews2rating5.00
  6. 2026-09-08reviews2rating5.00
  7. 2026-09-09reviews2rating5.00
  8. 2026-09-13reviews2rating5.00
  9. 2026-09-15reviews2rating5.00
  10. 2026-09-17reviews2rating5.00
  11. 2026-09-20reviews2rating5.00
  12. 2026-09-21reviews2rating5.00
  13. 2026-09-25reviews2rating5.00
  14. 2026-09-26reviews2rating5.00
  15. 2026-09-28reviews2rating5.00
  16. 2026-10-04reviews2rating5.00
  17. 2026-10-08reviews2rating5.00
  18. 2026-10-09reviews2rating5.00
  19. 2026-10-10reviews2rating5.00
  20. 2026-10-13reviews2rating5.00
  21. 2026-10-16reviews2rating5.00
  22. 2026-10-17reviews2rating5.00
  23. 2026-10-18reviews2rating5.00
  24. 2026-10-19reviews2rating5.00
  25. 2026-10-20reviews2rating5.00
  26. 2026-10-21reviews2rating5.00
  27. 2026-10-22reviews2rating5.00
  28. 2026-10-23reviews2rating5.00
  29. 2026-10-24reviews2rating5.00
  30. 2026-10-25reviews2rating5.00
  31. 2026-10-26reviews2rating5.00
  32. 2026-10-28reviews2rating5.00
  33. 2026-10-29reviews2rating5.00
  34. 2026-10-30reviews2rating5.00
  35. 2026-11-01reviews2rating5.00

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

Every site you visit. This extension can read and change the content of any page you open.

  • Block or redirect requests by rules it declares in advance declarativeNetRequest
  • See which of its blocking rules matched declarativeNetRequestFeedback
  • Add items to the right-click menu contextMenus
Show the remaining 1
  • 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

mthcht publishes 9 listings we track, 610 users between them.

  1. ThreatCheck mthcht · Productivity · Tools · published 2026-05-06 77 users
  2. HAKR — Live Page Editor mthcht · Productivity · Developer · published 2026-05-08 66 users
  3. Chromapicker - Color Picker & Mixer mthcht · Productivity · Tools · published 2026-04-27 59 users ★ 5.0
Show 5 more from this publisher
  1. TraceGlyph by mthcht mthcht · Productivity · Developer · published 2026-04-22 45 users
  2. ExtSentry Guard mthcht · Productivity · Tools · published 2026-04-10 44 users ★ 5.0
  3. Quick Notes mthcht · Productivity · Tools · published 2026-04-27 33 users
  4. TabZen — Advanced Tab Suspender mthcht · Productivity · Tools · published 2026-05-09 19 users
  5. Nehboro mthcht · Make Chrome Yours · Privacy · published 2026-04-22 8 users ★ 3.0

Like this one

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

  1. Bullshield - User-Agent & Fingerprint Spoofer Describes nearly the same job, smaller audience 1k users ★ 4.2
  2. Digital Mask: User-Agent Switcher Describes nearly the same job, smaller audience 147 users ★ 5.0
  3. Spoof Me Describes nearly the same job, smaller audience 348 users ★ 5.0
  4. CarlCloak Describes nearly the same job, smaller audience 17 users
  5. Browser Fingerprint Shuffler Describes nearly the same job, smaller audience 62 users ★ 3.0

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.

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Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/cgnpdkbbmolngpcdehdheofjhcgcaoeb/badge.svg)](https://extops.dev/extensions/cgnpdkbbmolngpcdehdheofjhcgcaoeb)

HTML

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