Elle est très pratique, offre des disponibilités utiles pour utiliser au mieux son lecteur youtube. Très bien.

Best Youtube extension for Mozilla Firefox so far ! Happily using it !

Great extension, thank you!

the best

perfect for people that like to watch a lot of you tube.

Excelente, hace lo prometido.

Fantastic add on

It just does one thing, and it does that thing well. This will, no matter what you use youtube for, be more convenient than youtube without it. Use it.

Very Handy tool.
Cinema mode is one of my favorite options.

Great!

Great simply great.

Seriously awesome. Dev stays on top of it!!

ΤΕΛΕΙΟ!!!!!!!!!!!!ΤΕΛΕΙΟ!!!!!!!!!!

it customizes YouTube