Yes, it is possible to create mobile apps on a Windows Phone. The Windows Phone SDK has a number of tools and resources that can be used to develop Windows Phone apps. These include the Windows Phone app templates, Visual Studio, XAML, and the Windows Phone API. With these tools, developers can create a wide range of apps for Windows Phone, from games to productivity apps. But people consider to develop iPhone And Android Apps because these are the two most popular platforms for mobile users. Both platforms offer a wide range of features and capabilities that can be leveraged to create innovative and engaging mobile applications.