iPhone
Q: How do I cancel an iTunes subscription?
How do I cancel an iTunes music subscription so I do not have the monthly charge?
Posted on Jul 3, 2016 1:59 PM
by Phil0124,Apple recommended
iPhone
iTunes itself does not offer any subscription.
If you mean Apple Music:
Manage your Apple Music membership on your iPhone, iPad, iPod touch, Mac, or PC - Apple Support
For Subscriptions to other Apps using your Apple ID:
Posted on Jul 3, 2016 2:16 PM