App Development refers to the creation of computer applications for use on mobile devices such as tablets, smartphones, and smartwatches. Mobile device features such as cameras, motion, and location awareness can be used to create unique and inventive mobile-only applications for things such as taxi and bike-sharing. Learn the fundamentals of the app development process. Learn how to create an app, how they work, their basic components, and what is involved in app design and development. Best of all, you will do this without writing a single line of code.