Kotlin is a concise and multiplatform programming language by JetBrains. Enjoy coding and build server-side, mobile, web, and desktop applications efficiently.

As of 2020, Kotlin was the most widely used language on Android, with Google estimating that 70% of the top 1,000 apps on the Play Store were written in Kotlin.

Kotlin is a modern statically typed programming language used by over 60% of professional Android developers that helps boost productivity, developer satisfaction, and code safety.

Aug 6, 2025 · In this Kotlin tutorial, you'll learn various important Kotlin topics, including data types, control flow, functions, object-oriented programming, collections, and more.

Many developers have adopted Kotlin as their preferred language for Android development. This tutorial gives an introduction to Kotlin, and some of the key features and concepts of Kotlin language.

Kotlin is a modern, concise and efficient language developed by JetBrains, widely used in Android development and server-side applications. It offers a smooth development experience, balancing …

3 days ago · Thank you to everyone who participated in Advent of Code 2025 in Kotlin! Once again, it was a joy to see so many of you sharing solutions, cheering each other on in Slack, and keeping the …

May 14, 2025 · Discover what Kotlin is used for, understand its key features, and explore its applications in various industries. Kotlin is one of the most widely-used programming languages that helps …

Standard library API reference Living essentials for everyday work with Kotlin: IO, files, threading, collections, and much more

4 days ago · Many Kotlin projects mirror Java thinking-code that works but lacks Kotlin’s concision, expressiveness & safety, creating “Java with a Kotlin accent.”