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Learning MIT App Inventor: A Hands-On Guide to Building Your Own Android Apps by Mark Sherman, Derek Walter

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Extending App Capabilities

Android apps have access to more parts of the operating system (with user permission, of course), giving them additional power to access data from other apps than apps that are written for more closed systems, such as Apple’s iOS. Android apps also have a great capability to interact with one another, which gives developers many choices. For example, Android’s Intents feature allows an app to access the shared functionality of another app—for example, to use the built-in camera app or image-selection app from your app (see Figure 1.9).

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Figure 1.9 Android apps can easily share information with one another.

This flexibility ...

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