Mobile Application Testing is the process of evaluating and verifying the functionality, usability, performance, and security of mobile applications on various mobile devices. It involves testing the application across different platforms, operating systems, and device configurations to ensure that it performs as intended and provides a seamless user experience. Mobile application testing includes activities such as functional testing, compatibility testing, performance testing, security testing, user interface testing, and usability testing. The objective is to identify and address any issues or defects that may arise in the mobile application, ensuring that it functions reliably, meets user expectations, and delivers a high-quality experience on smartphones and tablets. Mobile application testing is essential to ensure the success and adoption of mobile apps in a competitive mobile market.