On your iPhone, iPad, or iPod touch
1. Go to Settings > [your name] > iTunes & App Store
2. Tap your Apple ID at the top of the screen, then tap View Apple ID. You might need to sign in with your Apple ID.
3. Scroll to Subscriptions, then tap it.
4. Tap the subscription that you want to manage.
5. Use the options to manage your subscription. You can choose a different subscription offering, or tap Cancel Subscription to cancel your subscription. If you cancel, your subscription will stop at the end of the current billing cycle.