By contrast, it took 14 months for Swift to reach the same milestone versus Objective C for iOS app development. The Realm Report isn't the only recent industry report to notice a rise in Kotlin's ...

Kotlin, Swift, and Ruby have dropped from their top 20 positions in the language popularity index and seem to be in decline, ... Java 25 to change Windows file operation behaviors. Jun 16, 2025 2 ...

Unlike Swift, which is now open source but started as an in-house Apple product, Kotlin started out as a third-party language. Google has made Kotlin its third official Android programming language.

However, it’s worth noting that many developers using Kotlin for AI still rely heavily on Java libraries due to Kotlin’s Java interoperability. And in the context of AI, Java has many advantages.

Swift and Kotlin are seen as modern programming languages that bring a host of features and structures the old languages do not support, says Matthew Longden, delivery manager at Entelect.

But that doesn’t worry this polyglot programmer, who has written books on Java, .NET, Scala, Groovy, JavaScript, and now Kotlin: “Java is steadily moving in the direction of low ceremony and ...

April 2025 TIOBE Index: Kotlin, Ruby & Swift Drop in Popularity Your email has been sent The market is a bit defensive,” TIOBE Software CEO Paul Jansen said, noting people cling to the familiar ...