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

https://garrettwigp625.tearosediner.net/my-subscription-page-doesn-t-show-canceled-date-did-it-actually-cancel

If you want a refund for SuperGrok, first double-check who actually billed you—sometimes charges come from Apple or a third party. Look in your iOS Subscriptions to confirm. Remember, canceling the subscription won’t automatically refund past payments