Coding for Android

The Android Native Development Kit (NDK) : a toolset that allows you to use C and C++ code with Android, and provides platform libraries that allow you to manage native activities and access physical device components, such as sensors and touch input. … You do not need this component if you only plan to use ndk-build.

The language is good for developing apps for Android, Windows, and iOS . C++ has potential well beyond mobile apps and can be used to create some of the strongest tools like Photoshop, Google Chrome.

Yes. In many ways it is an optimal choice . C++ code will work natively on the iPhone and on Android. And it will probably produce the code with the best performance.