This App don’t support download music video on youtube.
No need to download songs anymore: You can watch and listen to millions Music and Video.
Note: playing music when the screen is off or on the lock screen is not allowed by YouTube terms of use.
In addition
☆ Enjoy free music with Video Tube.
• Search and listen to millions of free songs on YouTube
• Always on top floating player for multitasking. You can change its size and position.
• Songs playlists quick search with suggestions

☆ Music player
• Shuffle Repeat Next Back ... modes
• Sleep timer resize small player


☆ PLEASE NOTE
Stream is a third party music streaming player app not a downloader.
All the content is provided by YouTube services.
"Please use the following link to report any content that may infrige copyrights: https://www.youtube.com/yt/copyright/
An internet connection is required (wifi or cellular data).
According to YouTube's Terms of Use we are not allowed to display videos when in lockscreen nor to let you download songs.