A mobile application, often called a mobile app, is a software program designed to run on smartphones and tablets. These apps can be downloaded from app stores like the Apple App Store or Google Play Store. They serve various purposes, from social networking and gaming to productivity and education, making it easy for users to access services and information on the go. Mobile apps are typically user-friendly and designed for touch screens, allowing for intuitive navigation. Popular examples include Instagram for sharing photos, Spotify for music streaming, and Duolingo for language learning. With the rise of mobile technology, apps have become an essential part of daily life.