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Designing the iPhone User Experience: A User-Centered Approach to Sketching and Prototyping iPhone Apps by Suzanne Ginsburg

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8. Usability-Testing App Concepts

ONCE YOU’VE PROTOTYPED your app concepts, you may reach a crossroads: Should you conduct usability tests now or wait until you have a beta?1 Developers tend to take the beta route, but you may save time and money by usability-testing your prototype before writing code.

This chapter starts with an overview of usability testing and its benefits. We’ll look at a variety of usability-testing methods—ranging from “traditional” tests to the RITE method and guerrilla testing—and suggest how to choose the right approach for your app. We’ll also discuss beta testing and ways to enhance it with usability methods.

This chapter also includes a case study on REALTOR.com’s iPhone app. Here we learn how the REALTOR.com team ...

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