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

https://bizzmarkblog.com/how-do-i-request-an-apple-refund-for-supergrok/

If you want a refund for SuperGrok, first double-check who billed you—sometimes charges come through Apple, other times directly from the app. Look at your iOS Subscriptions to see if it’s listed there