YouTube App on iPhone has a big
limitation that it stops playing when you close the app or open something else
on your iPhone ie you cannot play YouTube videos in background while
you wanted to use another applications. 
So here’s a simple trick in this video
that will allow you to play YouTube videos in background without
jailbreak on iPhone and iPad running iOS 9 or below and can access other
applications as well. You don’t need to jailbreak for that. 
Here’s a simple trick in this video that will allow you to play YouTube videos in background without jailbreak on iPhone and iPad running iOS 9 and iOS 10
This Safari trick works awesome on iOS 9 , 8 or below. For listening YouTube music on background you don’t need to
jailbreak your device anymore. This is a needy feature for everyone who uses
multiple app simultaneously so YouTube app should add this feature in coming
updates.
How to play YouTube videos in background
on iOS 9 or below without Jailbreak
Step 1. Open Safari browser.
Step 2. Go
to http://www.youtube.com and
select a video you wish to play and tap on play button.
Step 3. Now
press the Home button, and video will pause automatically.
Step 4. Swipe
up for Control Center and tap on the Play button.
Step 5.
Now your video will resume and can use any application listening to the music.
That’s it… You can now continue
playing your YouTube video in background while using other application at the
same time.

Take a look at the video here how we can
play a YouTube videos in Background without on iPhone, iPad running iOS 9
or below using Safari:

Let us know how it works….