Experience new music and video experiences that will make your life easier.Play YouTube music & video videos in for a Multitasking music listening experience. That can you can play YouTube videos as well as YouTube playlist out side the app in floating mode.

✔ YouTube music player: Watch your videos in full screen or use the floating pop-up multitasking!!
✔ Move floating popup player wherever you want on the screen
✔ Customize the size of the floating popup to your needs
✔ Background playing support with audio – just listen to your videos in the background like a music
✔ Battery Saver: automatically reduces the brightness to save your battery

✔ Search and listen to millions of free songs on YouTube
✔ You can set the default video quality or Switch video quality, 360p, 720p, 1080p available
✔ Play fullscreen videos.
✔ Video can be played when player is minimized as music in background.
✔ Plays both YouTube videos and using other apps 
✔ Search among millions music videos for free
✔ Browse the daily Top Charts songs
✔ Always on top floating popup player for multitasking
✔ Start a radio from any video for hours of free music, no need to download your tracks anymore
✔ Access hundreds of music genres: Hip-Hop, Electronic, Jazz, Soul, Reggae, Disco, Rhythm & blues and more
✔ Access in a click a tab dedicated to your music with videos you've recently watched and liked
✔ Discover our radios based music videos. Whether you want to sleep, party, concentrate or do some workout, there is a radio for you

• Android Studio
• No use of API
• Fabric.io

You can learn how to do it from the manual.