Mobile apps are software programmes that you can download and use directly on your phone or another mobile device, such as a tablet or music player, as a user. You can run it whenever you want and use its user interface to perform specific tasks. Creating and maintaining a mobile app, on the other hand, is a different story.
You must use a programming language (such as Swift, Objective-C, Java, or Kotlin) and a set of development tools to create software for your chosen mobile operating system in order to create a well-functioning, user-friendly app that looks great on all devices and runs smoothly across multiple platforms. You’ll also need a basic understanding of design principles, as the user interface of an app is critical to its success.