If Apple billed your SuperGrok subscription and you want a refund, visit...

https://wool-wiki.win/index.php/How_Do_I_Make_Sure_I_Don%27t_Contact_the_Wrong_Support_Team_for_SuperGrok%3F

If Apple billed your SuperGrok subscription and you want a refund, visit reportaproblem.apple.com and log in. Go to the iOS Subscriptions section to find your purchase, then request a refund directly