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Build watchOS Apps: Develop and Design by Mark Goody, Maurice Kelly

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Chapter 1. Creating a WatchKit Project

Apple frequently refers to Watch apps as standalone entities: miniature equivalents of iOS apps that can exist independently of your iPhone, iPad, or iPod touch. Although Watch apps are becoming more independent, creating a watchOS app means creating a new iOS project and giving it a few extras.

Lifelong Companions

The first generation of third-party WatchKit apps required that you have an extension to an iOS app running on an iOS device. The extension acted as the brains of the app while the user interface ran on the watch. In watchOS 2 the split nature still exists, but the extension and the interface now both run on the watch. Therefore, to create your Watch app you’ll need to create a new iOS project ...

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