All you need to start writing your own Android applications is a copy of the Android SDK and a Java Development Kit (JDK). Unless you’re a masochist, you’ll also want to use an integrated development environment (IDE)—we strongly recommend using Android Studio, Google’s officially supported IDE for Android app development that includes an integrated JDK and manages the installation of the Android SDK and associated tools.
Android Studio, the Android SDK, and a JDK are each available for Windows, MacOS, and Linux, so you can explore Android from the comfort of whatever operating system (OS) you favor. Android applications themselves are run within the ART ...
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