SFCD is a San Francisco-based company that offers mobile app design for local businesses and organizations. With a design studio in the heart of Silicon Valley, this IT company surely has easy access to some of the most powerful software that's available for mobile devices. SFCD is literally located within a short drive away from the global headquarters of Apple. Therefore, this web design agency is highly motivated to build apps for Apple's devices. All of Apple's mobile gadgets are powered by the iOS platform, which is updated at least once per year. SFCD is capable of launching iOS apps that work well on iPhones and iPads. The syntax that defines such apps has to be based on the Swift programming language. In fact, Apple has specifically developed this syntax in order to support various features on iPhones and iPads. SFCD knows the best ways to apply Swift scripts to the back end of custom iOS apps.