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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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The AI2 Companion App

App Inventor has a useful tool for continuously seeing your app in real time on an Android device during each step of the development process.

You can find the MIT AI2 Companion app (see Figure 2.7) in the Google Play Store by performing a search for “MIT AI2 Companion.”

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Figure 2.7 The AI2 Companion Android app.

When you are building your app, the computer and Android device must be connected to the same wireless network (the desktop machine might have a wired connection). To connect your app to your device in App Inventor on your computer, click AI Companion on the Connect tab (see Figure 2.8).

Figure 2.8 Connecting ...

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