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

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

If you want a refund for SuperGrok, first check who actually billed you—sometimes it’s through Apple or directly from the developer. Look at your iOS Subscriptions to confirm. Remember, canceling doesn’t automatically give you a refund