Android Development With App Inventor Tutorial 1 of 3: Paint App: The pictures above is the Paint App we're going to create and the final result of what our app is going to look like. Step 3: Start the App Inventor cloud-based software at On the Google account page, select the gmail account you created earlier and hit the Allow button. Step 2: Launch aiStarter (Windows) Look for the aiStarter icon on the desktop and double click it. Download Appinventor 2 Aistarter Mac Faster Site 6,3/10 6510 reviews