To get free food at Culver’s, participate in their customer feedback program. After dining, save your receipt and visit the official survey website at tellculvers.com survey. Enter the survey code printed on your receipt, answer all the questions honestly, and submit your feedback. Upon completion, you'll receive a validation code. Write this code on your original receipt and bring it on your next visit to claim your free food item—usually a single scoop of custard or a value menu item. This is a simple and effective way to enjoy rewards while helping Culver’s improve its service.