If you want a refund for SuperGrok, first double-check who actually billed...

https://iris-wiki.win/index.php/SuperGrok_Refund_Request:_Which_Dropdown_Reason_Is_Best_for_%E2%80%9CCan%E2%80%99t_Be_Found%E2%80%9D%3F

If you want a refund for SuperGrok, first double-check who actually billed you—Apple or another service. Look in your iOS Subscriptions to confirm the charge, since canceling won’t automatically get your money back. Then, go to reportaproblem.apple