Model-View-Controller (MVC) is a design principle that separates the representation of information from the user's interaction. The main purpose of MVC is to make the code more modular and reusable, which increases the product quality.
Most of the popular commercial and noncommercial application frameworks are created to enforce the MVC design pattern. However, RubyMotion does not force you to use MVC style, but this way of programming is central to a good design for application development. If we make use of MVC while developing our application, it will be beneficial for us later on, as we will be able to add new features more easily.
As the name implies, the application is divided into three distinct parts: model, view, and controller, where model encapsulates application data, view displays and allows editing the data, and controller is the place where logic of the interaction between the two...