To cancel your subscription to Metronaut Premium, follow these steps:
- Open the Settings app on your device
- Scroll down to "iTunes and App Store"
- Tap Your AppleID Email
- Select "View AppleID" (You may be asked to log in)
- Tap "Subscriptions"
- Select the Metronaut subscription
- Tap "Cancel Subscription" to disable it from auto-renewing at the end of the current billing cycle