Why did Android switch to Kotlin?

Kotlin improves Java’s weakness which is very rigid and hard to code which results in less productivity . Kotlin has the same purpose like Scala, it introduces a lot of pattern to code less and thus improved productivity for programmers. Kotlin also introduces functional programming which is loved by many programmers.19 May 2017

Kotlin was designed as a replacement for Java on the Android operating system . Eight years after it was released, in 2019, Google finally agreed with Jemerov and most Android developers and announced that Kotlin was the preferred language for Android app development.5 Eki 2021