Ext Ops Panel
Open the app

Masquerade Spoofer

Chrome extension by mthcht · Productivity · Developer

  • Established publisher

A Chrome extension in Productivity · Developer with 412 users, barely installed.

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
412
Rating
5.0 (2 ratings)
Users, last 14 days
+127
Rating, last 30 days
Not watched long enough to say
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
+127 since 01.09
285-412 · 9 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. 2026-09-14412
Rating
unchanged since 01.09
reviewsrating 5.00 · 9 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. 2026-09-14reviews2rating5.00
Users
+127 since 01.09
285-412 · 9 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. 2026-09-14412
Rating
unchanged since 01.09
reviewsrating 5.00 · 9 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. 2026-09-14reviews2rating5.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing 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

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, 719 users between them.

  1. ThreatCheck mthcht · Productivity · Tools · published 2026-05-06 79 users
  2. Chromapicker - Color Picker & Mixer mthcht · Productivity · Tools · published 2026-04-27 78 users ★ 5.0
  3. HAKR — Live Page Editor mthcht · Productivity · Developer · published 2026-05-08 46 users
Show 5 more from this publisher
  1. ExtSentry Guard mthcht · Productivity · Tools · published 2026-04-10 41 users ★ 5.0
  2. TraceGlyph by mthcht mthcht · Productivity · Developer · published 2026-04-22 25 users
  3. Quick Notes mthcht · Productivity · Tools · published 2026-04-27 20 users
  4. TabZen — Advanced Tab Suspender mthcht · Productivity · Tools · published 2026-05-09 10 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 ★ 4.1
  2. Digital Mask: User-Agent Switcher Describes nearly the same job, smaller audience 169 users ★ 5.0
  3. Spoof Me Describes nearly the same job, smaller audience 179 users ★ 5.0
  4. CarlCloak Describes nearly the same job, smaller audience 8 users
  5. Browser Fingerprint Shuffler Describes nearly the same job, smaller audience 53 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.

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.