Cretors is offering a bag of their popcorn for FREE (up to $4.75) for a limited time. To get this deal, claim your rebate on this site. Head to your local retail and purchase a bag of Cretors popcorn. It’s easy to submit your rebate by snapping a picture of your receipt. Rebates are paid out almost instantly upon approval via PayPal or Venmo. Offer is limited to 1 offer per user or while supplies last.