Attention Sonic Drive-In app users! From May 31 to June 13, we have an exclusive treat just for you. Sink your teeth into our mouthwatering ½ Price SuperSONIC Double Cheeseburger available as an in-app purchase only. Savor the juicy goodness of two perfectly grilled beef patties layered with melted cheese, topped with fresh lettuce, ripe tomatoes, and our special sauce – all served on a toasted bun. This unbeatable offer is not to be missed, so fire up your app and enjoy the ultimate burger experience at half the price. Don’t wait too long, as this limited-time promotion will be gone before you know it. Treat yourself to the SuperSONIC delight you deserve, available exclusively in our app from May 31 to June 13!