Used to work fantastically. But now it adds a watermark to some videos which you need to buy a $30 license to remove. Sometimes it doesn't - not sure if it depends on the site or video length or what. But if you are adding this, be aware that it might be useless!

Exellent programm

This addon has become really crappy by now, every time a sidebar opens up that nobody needed before, as it doesn’t offer any more functions and can’t even recognize YouTube videos anymore.

Mai più senza!

Amazing. Easy install, does a perfect job and even open source.

One of the best browser downloaders for Firefox

Just very basic now & constant nag to upgrade to pay....binned!

c'est le top. facile d'utilisation, il est trés efficaces . Je n'utilise que lui car quand il ne peut enregistrer une vidéo, aucune autre application n'y arrive.

Gracias Mozilla, lo máximo..... 100% recomendado