The food service industry is one of the most rapidly growing lines of modern business. Recent years have been marked by digital transformation. Changing consumer habits by making it possible to order food from mobile apps has made existing processes simpler. Improvements have introduced new efficiencies that were unimaginable a decade ago. In this article, I decided to look at what changes the food service industry has undergone in recent years. I will also describe what role mobile apps played in these transformations.