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IYKYK is an app for those who know what a real Smashburger should be like.
IYKYK is a mobile app for those who know what a real Smashburger should be. Order your favorite Smash Burgers, Nashville Chicken, nuggets, fries, signature sauces, and ice cream right in the IYKYK app. Proper smashing technique, crispy crust, juicy meat, and that signature IYKYK taste are now even closer. In the app, you can quickly select your favorite items and place your order. Born in Los Angeles. Now smashing in Moscow. If you know, you know.