Apple Watch represents a new chapter in the way people relate to technology. It's the most personal device Apple has ever designed, and it enables new ways to receive information and to interact with apps. Learn about the foundations on which Apple Watch was designed and how they lead to Apple Watch apps that complement the iPhone, support lightweight interaction and deliver timely and relevant information to the wrist. Discover how to create usable and beautiful apps, notifications and glances through effective use of typography, information design, layout, animation, and color.