JavaScript code, written in the React Native framework, is identified as the most preferable cross-platform solution for creating Android and iOS apps respectively. Due to React Native, one can work on two different OSs using a single platform.
Go is expressive, concise, clean, and efficient. Its concurrency mechanisms make it easy to write programs that get the most out of multicore and networked machines
Kotlin is a statically typed, general-purpose, cross-platform support programming language. It is developed by Google and made it as an official language for Android development.
Dart is a compiler-based optimized programming language for developing applications for different environments. This language is used by the flutter framework which is developed by Google.
Swift is a general-purpose, High-level, Compiled based language developed by Apple.Inc. In 2014 Apple made swift has its official language to develop iOS, macOS, watchOS, applications.
Java is a general-purpose High-level Object Oriented programming language. It is one of the most famous and rocking programming languages for the past 15–20 years.