Mobile apps are software applications specifically designed to run on mobile devices such as smartphones and tablets. These apps can perform a wide range of functions, from providing entertainment and productivity tools to supporting communication and social networking. Mobile apps have become increasingly popular in recent years due to the growing use of smartphones and tablets, as well as the convenience and accessibility they offer for users on the go. Researchers in this area focus on developing innovative and user-friendly mobile apps, as well as studying user behavior, preferences, and trends in app usage. They also explore the technical aspects of app development, such as programming languages, design principles, and security issues. Overall, mobile apps research aims to improve the quality and functionality of mobile apps to enhance user experience and meet the diverse needs of mobile device users.