Whether you end up creating an app with Java, Kotlin or C#, you need the SDK to get it to run on an Android device and access unique features of the OS.

If you want to learn the Kotlin programming language, check out this list of books, courses, tutorials, videos and websites.

Since then, Google took this a step further by making Kotlin its preferred language for writing Android apps in 2019 — and while plenty of developers still use Java, Kotlin is quickly becoming ...