User-Agent Switcher and Manager

Spoof websites trying to gather information about your web navigation—like your browser type and operating system—to deliver distinct content you may not want.

User-Agent Switcher and Manager is available to install from Firefox Browser Add-ons and for download from this page. It has 100,330 active users The latest version is 0.5.0, and it was published 2 years ago.

Install from Firefox Browser Add-ons
View source code
Total download count: 12 (Only count downloads from Firefox-Stats)

All available versions

You can find the current and older versions of User-Agent Switcher and Manager here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

Upgrade to download older versions
Version Download Size Download count Timestamp
0.5.0 XPI · ZIP · Source code 771.24K 12 2023-04-26
0.4.9 Paid users only 767.47K 0 2022-12-23
0.4.8 Paid users only 764.86K 0 2022-05-22

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.

  1. Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  1. In Firefox browser, go to about:addons to open Add-ons Manager
  2. Click on , then select Install Add-on From File
  3. Select the User-Agent Switcher and Manager ZIP file from step 1. User-Agent Switcher and Manager is now installed on your browser.