Works great in playing YouTube in background. I like that it asks for permission for only Vimeo and YouTube site data.

excelente complemento

Extensions are not working

Thanks very much. It works well!

Mantap

Download this add on as it just works!

I only created an account to say that this app works flawlessly and that I love the creator for this <3

Its working with Youtube and I can listen to music while do other things on my mobile.
Great work, thanks.

помогает съэкономить аккум на телефоне, о время режима прослушивания музыки в ютубе

在firefox for android 是非常棒的插件！youtube 付费版才有的功能，完全满足！可惜在iOS 设备不支持。