Here are the steps to cancel your magazine subscription on an Apple device:
- Go to your 'Settings' app
- Scroll and tap on 'iTunes & App Store',
- Tap on your Apple ID, then tap on 'View Apple ID' and enter your password
- Scroll down and tap on 'Subscriptions'. On this page, you should see all your app subscriptions - tap on the one you want to cancel.
- Your current subscription details will be shown - turn auto-renewal to OFF.