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User Agent Switcher, URL sniffer

Chrome extension by Smart Software · Productivity · Workflow

  • Featured
  • Established publisher

A Chrome extension in Productivity · Workflow with 70 000 users, an established extension.

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

What the developer says, and 2 screenshots

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

Users
70 000
Rating
4.3 (430 ratings)
Users, last 17 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
0.9.4.3
Updated in the store
2024-09-24
Published
2012-02-11
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
unchanged since 01.09
70k · 2 readings
  1. 2026-09-0170k
  2. 2026-09-1770k
Rating
unchanged since 01.09
reviewsrating 4.30 · 2 readings
  1. 2026-09-01reviews430rating4.30
  2. 2026-09-17reviews430rating4.30
Users
unchanged since 01.09
70k · 2 readings
  1. 2026-09-0170k
  2. 2026-09-1770k
Rating
unchanged since 01.09
reviewsrating 4.30 · 2 readings
  1. 2026-09-01reviews430rating4.30
  2. 2026-09-17reviews430rating4.30

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.

  • Watch the network requests your browser makes webRequest
  • Block or redirect requests by rules it declares in advance declarativeNetRequest
  • 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

Smart Software publishes 17 listings we track, 383k users between them.

  1. Spell Checker for Chrome Smart Software · Productivity · Workflow · published 2011-06-22 100k users ★ 3.5
  2. OneClick Cleaner for Chrome Smart Software · Productivity · Workflow · published 2012-06-21 90k users ★ 4.3
  3. World Weather Forecast Smart Software · Lifestyle · News · published 2010-10-19 60k users ★ 4.6
Show 5 more from this publisher
  1. Awesome PDF Viewer, Reader Smart Software · Productivity · Workflow · published 2011-08-04 20k users ★ 3.9
  2. QR Code Maker and Decoder Smart Software · Productivity · Developer · published 2011-12-28 10k users ★ 3.3
  3. Reopen closed tab Button™ Smart Software · Make Chrome Yours · Accessibility · published 2014-09-14 10k users ★ 4.6
  4. OneClick Cleaner App Smart Software · published 2012-11-22 7k users ★ 3.8
  5. Document Editor Smart Software · Productivity · Workflow · published 2013-06-12 4k users ★ 4.7

Like this one

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

  1. User Agent Switcher Describes nearly the same job, with a large installed audience 100k users ★ 4.1
  2. User Agent Switcher by AIO.com.ai Describes nearly the same job, smaller audience 50 users
  3. Advanced User Agent Switcher Describes nearly the same job, smaller audience 3k users ★ 3.0
  4. User-Agent Switcher for Chrome Describes nearly the same job, with a large installed audience 1.0M users ★ 3.9
  5. Proxy & User-Agent Switcher for Chrome Describes nearly the same job, smaller audience 4k users ★ 3.4

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.