Google developed the Android OS for mobile devices. The Android is based on Java technology and is the most prevalent OS for mobile device because Google made it publicly available.
Android is the most prevalent OS on mobile and because it is built by Google it tightly integrates with the Google apps such as Search, Mail, Drive, and Docs.
Android software development is the process by which new applications are created for devices running the Android operating system. Android apps can be written using Kotlin, Java, and C++ languages using the Android software development kit (SDK).
Android Studio is the official integrated development environment (IDE) for Google’s Android operating system, built on JetBrains’ IntelliJ IDEA software and designed specifically for Android development. It is a replacement for the Eclipse Android Development Tools (ADT) as the primary IDE for native Android application development.