If you want a refund for SuperGrok, first double-check who charged your...

https://nova-wiki.win/index.php/How_Do_I_Find_the_SuperGrok_Subscription_Charge_in_Apple%E2%80%99s_Recent_Purchases%3F

If you want a refund for SuperGrok, first double-check who charged your card—sometimes it’s billed through Apple or another service. Next, look under iOS Subscriptions in your Settings to confirm your active subscription