I'm a fan of both actually. In my view they are targeting two different use cases. Kotlin is aiming for heavier Java interop using a smaller runtime. This is a

I'm a fan of both actually. In my view they are targeting two different use cases. Kotlin is aiming for heavier Java interop using a smaller runtime. This is a big deal for Android. Scala on the other hand is a more independent language, with much less emphasis on interop.