This is the app SMARTTUBE. It is the same as Youtube but it runs without commercials.

U can do everything like in the original YOUTUBE:

- connect your phone

- make playlists 

- u can use this app on your mobile phone as well in stead of the original YOUTUBE

!!!! Make sure to go into settings information and turn notification updates on. 

If your chromecast/android tv/firestick does not allow You to install the app:

press "more information" in the popup
choose: install anyway

make sure your firestick/ chromecast/Android is in developer mode or that it has install unknown sources turned on.