To delete your UG account:
Open the Tabs app.
Navigate to Profile.
Go to Settings.
Tap Delete account.
Account registered with Google or Facebook
If your UG account is attached to your Facebook or Google profile, you'll get a deletion link in your Facebook or Google email.
Note: your web and Android auto-renew for subscriptions will be canceled once the account is deleted, but your iTunes subscription will not be canceled! It should be canceled via your Apple ID. We recommend you to use this instruction if you want to cancel your iTunes subscription.