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.

Familiarize yourself with Kotlin syntax by solving short programming challenges. Learn everything about classes, collections, properties, builders, and generic functions.

Nov 13, 2025 · Kotlin is a modern but already mature programming language designed to make developers happier. It's concise, safe, interoperable with Java and other languages, and …

Jan 3, 2026 · Practical Kotlin Deep Dive is more than a technical reference, it's your guide to understanding the soul of Kotlin. This comprehensive journey takes you from language …

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 …

Mar 1, 2023 · Kotlin is a programming language widely used by Android developers everywhere. This topic serves as a Kotlin crash-course to get you up and running quickly. Variable …

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