PowerMax SEO Collection

by Perla123

  • Updated July 21, 2011

About this Collection

SEO Collection

1 Add-on in this Collection

User Agent Switcher by chrispederick

Download Now

Rated 4 out of 5 stars 336 reviews

164 users

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections