How do I cancel my app subscription on my Apple device?

 In order to cancel your subscription:

1. Please click "MORE" on the bottom right of the app.

2 .Select Settings

3. At the bottom of the screen select "Subscriptions"

4. You will be brought to the iTunes subscriptions page: At the bottom of the subscription page, click
"Cancel Subscription" 

If you would like to request a refund, please check out this article from iTunes:

Request a refund for apps or content from Apple



If your subscription is not through iTunes, click here: Canceling my in-house subscription