Today, Android Studio ships with Kotlin support built-in, so creating an Android project that understands Kotlin code is as easy as selecting a checkbox in Android Studio’s project creation wizard.

This post is an introduction to Kotlin for Android development. Learn how the language differs from Java and the basic syntax and layout.

An introduction to Kotlin for Android development (Android Authority). A Complete Guide To Learn Kotlin For Android Development (Mindorks blog post). BTW, for non-Kotlin Android development in VS Code ...

Shortly after detailing new guidance to bind Swift libraries in Xamarin-based iOS mobile development, Microsoft has published similar documentation for binding Kotlin libraries in Android projects.

Kotlin offers big advantages over Java for JVM and Android development, and plays nicely with Java in the same projects.

JetBrains has released an alpha version of Kotlin Multiplatform Mobile (KMM), an SDK that enables developers to use the same business logic in both Android and iOS mobile applications.