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

https://www.bookmarking-fox.win/if-apple-billed-your-supergrok-subscription-and-you-want-a-refund-visit-2

If Apple billed your SuperGrok subscription by mistake, visit reportaproblem.apple.com to request a refund. Go to your iOS Settings, tap your Apple ID, then Subscriptions to review charges