Kotlin vs. Java: Which is better for Android app development?

Are you following the Android App Development market? So you have a great idea about mobile app development. There are so many technologies available in the market and every business look for the best technology for their projects.

Java language has been used for a mobile app for decades. Kotlin is new for mobile app development and it is constantly growing. In 2017, Google made Kotlin the second official language for Android app development and in 2019, Kotlin became the main language of mobile app development. Form this we can see a dramatic change in mobile app development technology. Now one question is arises which one is a better language for mobile app development- Kotlin or Java?

Kotlin vs. Java – which is a better language???  

You have to choose the best for your business and projects. So here we are discussing the difference between Kotlin and Java to make a proper decision for your mobile app development business or projects.

What is Kotlin?

Kotlin is a general-purpose language and it is introduced by JetBrains. Kotlin is a programming language for the JVM-Java Virtual Machine. This includes client, server, web, and android development. It’s a clear language design and incredible features. One of the best things about this language is that functional programming and object-oriented features. Kotlin can be utilized for the development of all applications.

Benefits of Kotlin

  • Kotlin has useful extension functions
  • It is more concise as compared to Java
  • The jump from Java to Kotlin is easy
  • Developers can code efficiently in Kotlin

What is Java?

Java is a general-purpose programming language that follows OOP-object-oriented programming. Mobile developers use Java to build Android apps but are also used for desktop, web, enterprise. Java has been the most popular language for software development.

Benefits of Java

  • It can be understood easily
  • It can run on a virtual machine or browser window
  • It is amazing for cross-platform apps
  • Android Software Development Kit complements Java with numerous standard Java libraries
  • It is an open-source system


App Performance High Super High
Android Studio Support Partial Excellent
Code Quality Not optimized Excellent
Market Presence Excellent Good
Adoption Cost High Low
App Security Good Excellent
Support Complex Architecture Excellent Not good

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