Language for mobile app building ?

Question

Please what is the best language/languages for mobile app building ?

Answer 1

-Java for android;
-Swift for IOS.

Answer 2

thanks ,what about python?

Answer 3

Python is a high-level programming language, with applications in numerous areas, including web programming, scripting, scientific computing, and artificial intelligence.

Answer 4

Java, Kotlin, Android studio for create mobile app