If you were charged for SuperGrok and want a refund, first double-check who...
https://www.slideserve.com/aaron_ward92/apple-refund-portal-not-working-on-safari-what-browser-should-i-try-next
If you were charged for SuperGrok and want a refund, first double-check who billed you—sometimes charges come from Apple or directly from the developer. Look in your iOS Subscriptions to confirm