If you want a refund for SuperGrok, first check who billed you—Apple or a third...

https://www.slideserve.com/aaron_ward92/apple-refund-portal-not-working-on-safari-what-browser-should-i-try-next

If you want a refund for SuperGrok, first check who billed you—Apple or a third party. Look at your iOS Subscriptions in Settings to confirm. Keep in mind, canceling your subscription doesn’t automatically get you a refund