There are many softwares for developing APP, and each software has its own advantages and scope of application. The following are some commonly used software for developing apps:

1, Android Studio: This is Google's official integrated development environment (IDE) for developing Android applications, based on IntelliJ.

IDEA supports Java and Kotlin programming languages.

2.Xcode: This is an integrated development environment (IDE) developed by Apple for developing iOS and macOS applications, which supports C, C++, Objective-C, Swift and other programming languages.

3、Visual Studio

Code: This is a lightweight, cross-platform code editor that supports many programming languages, including C, C++, Java, Python, JavaScript, etc.

4.Eclipse: This is an open source, Java-based development environment that supports a variety of platforms and languages, including Android application development.

5, intelligent J.

IDEA: This is a commercial Java integrated development environment (IDE), which has a powerful intelligent code editor and supports a variety of platforms and languages, including Android application development.

The above are some commonly used software for developing apps, but which one to choose depends on your needs and preferences.