The best UA switcher I've ever used! If some website blocks Firefox and you fail to switch the UA to Chrome to cheat it, you can make it to Safari on MacOS with this tool to pass the check!

01. Thanks for the Trust; 02. Our Corporation has placed your Browser first among the Three we use; 03. By joint efforts of Thought and Will Your Team and our Corporation "Conquer Everest" in the field of High Technologies ";
P.S.: @@@ Nobody has managed, since the Time of the Creation of the World, to leave the Greater after himself, than Good Memory in the Minds and Souls of Worthy Descendants... @@@

useful for downloading windows 10 iso from Microsoft via android or iphone UA

Denne er genial. Nå kan jeg ringe fra firefox nettleseren i skype web app. Det er bare å velge agent som støtter for det.

Great for Web-Dev. It even looks great but it could be more user friendly.

android,pls.

Doesn't work with Yandex Mail. - Kicks out from account after 15 minutes

this one causes audio glitches while watching video on various websites

The Best.

This add-on is so cool. You can go to a website and fool it into thinking you are using a completely different operating system than you really are.

It does the job, but it doesn't seems to get the silverlight that has installed on the system, somehow it can't use that and referring to the window where it's need to installed again.