AppDynamics End User Monitoring (EUM) provides end-to-end visibility on the performance of your web and mobile applications. EUM helps you troubleshoot problems such as slow web response, Ajax, mobile network requests, or IoT application errors. EUM provides metrics on application performance and user activity, such as:
How server performance impacts your web, mobile, and device performance
How third-party APIs impact your web, mobile, and device performance
Where your heaviest loads originate
How your users connect to and navigate your application