Apple users keep only one Apple ID to access
multiple channels like iTunes, iCloud, iBooks, Download Apps and others.  
Here is a simple and ease steps for you to Change Apple ID on iPhone, iPad & iPad touch.
Having more than one Apple ID isn’t easy to remember IDs and password of our
email address but there are some other users who share content on iBooks, Apple
Music, and App Store or access iTunes & iCloud using different Apple ID or
suppose if you wanted to download any apps or music from different Apple ID on
it. 
At this point, you need to change your Apple ID at regular
intervals on your iPhone/iPad & iPod touch.
Here is a simple and ease steps for you to
Change Apple ID on iPhone, iPad & iPad touch.
How Change iTunes Account on iPhone or
iPad
Step 1. Open Settings app from home
screen.
Step 2. Tap on App & iTunes
Store
.
Here is a simple and ease steps for you to Change Apple ID on iPhone, iPad & iPad touch.
Step 3. Tap on your Apple ID.
Here is a simple and ease steps for you to Change Apple ID on iPhone, iPad & iPad touch.
A menu will appear on your screen with
three options: View Apple ID, Sign Out, and iForgot.
Here is a simple and ease steps for you to Change Apple ID on iPhone, iPad & iPad touch.
Step 4. Tap on Sign Out.
That’s it…
Now you can sign in with a different
Apple ID.

Here is a simple and ease steps for you to Change Apple ID on iPhone, iPad & iPad touch.
Note : You can authorized same iTunes
account not more than 5 computers and 10 iOS devices at the same time.
Let us know what you think and share
your feedback in comment below and also on FacebookTwitter, and GooglePlus