Browser User Agent Switcher by EvlarSoft LLC
Make sites see another browser or device: Chrome, Safari, Firefox, iPhone or Android. For every site, one site or one tab.
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About this extension
Browser User Agent Switcher changes which browser and device websites think you are using, and makes the page agree with the server.
THE PAGE SEES IT TOO
Most switchers only change the header sent to the server, so a script on the page asks navigator.userAgent and gets your real browser back. This one changes both before the page's first script runs: the user agent, navigator.platform and vendor, and Chrome's client hints, all describing the same browser.
CURRENT BROWSERS, READY TO PICK
Chrome, Edge, Firefox and Safari on Windows, macOS, Linux and ChromeOS. Safari and Chrome on iPhone and iPad, Chrome, Samsung Internet and Firefox on Android. Search the list, copy any string, and see at a glance what the tab in front of you is sending.
PRO
Switch for one site, or for one tab, while everything else stays as it is. Save your own user agent strings. Test as Googlebot, Bingbot, GPTBot, curl, a PlayStation, a smart TV, a Kindle or Internet Explorer 11. Back up your sites and strings and restore them in another browser.
Everything stays in your browser. The only requests it makes are the licence check with Gumroad and, when you open Upgrade, one for today's price.
THE PAGE SEES IT TOO
Most switchers only change the header sent to the server, so a script on the page asks navigator.userAgent and gets your real browser back. This one changes both before the page's first script runs: the user agent, navigator.platform and vendor, and Chrome's client hints, all describing the same browser.
CURRENT BROWSERS, READY TO PICK
Chrome, Edge, Firefox and Safari on Windows, macOS, Linux and ChromeOS. Safari and Chrome on iPhone and iPad, Chrome, Samsung Internet and Firefox on Android. Search the list, copy any string, and see at a glance what the tab in front of you is sending.
PRO
Switch for one site, or for one tab, while everything else stays as it is. Save your own user agent strings. Test as Googlebot, Bingbot, GPTBot, curl, a PlayStation, a smart TV, a Kindle or Internet Explorer 11. Back up your sites and strings and restore them in another browser.
Everything stays in your browser. The only requests it makes are the licence check with Gumroad and, when you open Upgrade, one for today's price.
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Permissions and data
Required permissions:
- Block content on any page
Optional permissions:
- Access your data for all websites
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 1.0.2
- Size
- 49.65 KB
- Last updated
- 4 days ago (Oct 26, 2026)
- Related Categories
- License
- All Rights Reserved
- Version History
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