Bit Code USA is a full-service IT development and digital marketing company that serves clients in O'Fallon and the surrounding areas. It provides mobile app development services for Android phones, iPhones and other Apple devices, and Windows phones. It also offers cross-platform app development services through tools such as Codename One, PhoneGap, Appcelerator, and Xamarin. Related services offered include API integration, website development, and SEO. Bit Code USA has been in business for more than a decade.