December 17, 2018 No Comments FREE Vanilla Cone at QuikTrip Download the QuikTrip app for Apple iOS or Android devices and register to get a coupon for a FREE Vanilla Cone in the app. Coupon valid today (12/17/18) only. Locations. FREE Vanilla Cone at QuikTrip – EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.