Let's talk about why java get first priority when it comes to android development and why android developer chooses Java as the first language for app development. In this era of technology every individual or company whats their business to grow and when it comes to business growth online the best answer is Building their own application.
So, because of that and more reasons that Android development on the boon.

Development language also comes with some of the other advantages, but as companies refer to all-time favorite development language that is beneficial for your business app and is mostly given preference over the other languages. JAVA is also known for its comprehensive tool that comes with full capabilities and concepts of various different languages like C, C++, and it outscores almost all other languages.

Header Let's see some advantages of the java language.

Uses the OOPs concept.
First and foremost advantage of using JavaJava for app development is that JavaJava supports OOPS (Object Oriented Programming) concepts and is more competent as they are scalable, extensible, and flexible.

Platform Independent.
A platform-independent feature is not common in other developing languages. So, it has made it complement the tagline “Write Once Run Anywhere” in a real sense as it has opened doors to many new developments.

Java community support.
JAVA as a community supports all programmers with creativity and problem-solving aspects. When it comes to development, giving and receiving advice on Java application development from experience is really a bliss that too for free. Helps to build a huge network for developers with the biggest and richest communities.

Popularity
Android smartphones are now much accessible and easy to get from the market. Here comes your idea for the execution as an innovative mobile app that is useful for significant users that increases the rate of success.

Low Investment and High Return on Investment
All we need is the return on investment, and that is possible with the success rate of the executed mobile app. Low investment and high performance are potential with a Java app development company that supports all your requirements.

Conclusion
Java is one of the most used programming languages to develop any good business mobile app. And for entrepreneurs and huge businesses, it can provide the best suitable application that is user-friendly.