1. iPhone Application Overview

THE IPHONE HUMAN INTERFACE GUIDELINES (HIG) define three different iPhone application styles—Utility, Productivity, and Immersive—to ensure a consistent user experience. These styles are based on visual and behavioral characteristics, the type of information, and the desired user experience.

Before you start designing your iPhone app, read through the application style guidelines included in the HIG. Having a strong grasp of these guidelines will help you understand what’s possible within the iPhone framework and how your app may use the framework.

This chapter will review applications that clearly fit into the three classic definitions as well as apps that build upon principles set forth in the HIG. Additionally, ...

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