If Apple billed your SuperGrok subscription by mistake, visit...

https://www.list-bookmarks.win/if-apple-billed-your-supergrok-subscription-by-mistake-you-can-request-a

If Apple billed your SuperGrok subscription by mistake, visit reportaproblem.apple.com to request a refund. Navigate to your iOS Subscriptions under your Apple ID to find SuperGrok and submit a refund request there