Rated 5 out of 5 stars

Good

Great plugin Rated 5 out of 5 stars

Very user friendly interface. Before i use other addon, but without option to select version of browser and etc, just only select os and browser.

Great little tool! Rated 5 out of 5 stars

just works :)

Great Rated 4 out of 5 stars

Wow it is easy to use and portable too. thank you!!

better than another User-Agent Switcher Rated 5 out of 5 stars

so good and portable.
there are many UA lists to select

Rated 3 out of 5 stars

So muvh

Mozilla please investigate Rated 1 out of 5 stars

They popped up an ad begging for a review when I was doing something, and then when I removed it I get a "why did you uninstall". I'd expect that in Chrome not FF.