Rated 5 out of 5 stars

by Thomas2010 on July 8, 2016 · permalink

I've tried all the others. This is the best and most efficient at what it does. Don't know have a clue as to what could even //remotely// substitute it's flexibility and functionality! I've delayed Firefox updates when they temporarily disabled this add-on until the developers had a chance to quickly update it. THAT'S how much I value it.