Write better Android apps faster with Kotlin. Kotlin is a modern statically typed programming language that will boost your productivity and increase your developer happiness..Kotlin is a general purpose, OSS statically types open source programming language that targeted JVM and Android. Kotlin is an open-source, statically-typed programming language that supports both object-oriented and functional programming. Kotlin provides similar syntax and concepts from other languages, including C#, Java, and Scala, among many others.Kotlin combines functional and object oriented programming features. It realized its first official version 1.0 in February 2016 and it has been open source since 2012. On GitHub it has about 100 contributors.