App Development involves the process of designing, creating, and maintaining software applications for various platforms, such as mobile devices, desktops, or web browsers. It includes several stages, including planning, designing the user interface (UI), coding, testing, and deploying the application. Developers focus on creating apps that are user-friendly, functional, and meet specific business or user needs. Continuous updates and maintenance are also crucial to address bugs, improve performance, and add new features. The goal of app development is to deliver high-quality, reliable applications that provide value to users and support business objectives.