Having a mobile app performance testing first world, users are already accustomed to apps loading up in no seconds flat with absolutely not an ounce of dissatisfaction. Any crash even for a second and the app is uninstalled immediately. App performance analysis is a form of functional titration which inspects the working of an application concerning the system conditions, user load and unpredictability devices. Through analyzing CPU usage, battery consumption and responsiveness in relation to app reliability developers can see where performance improvements can be made. Good customer experience and return of users can be ensured only when apps is responsive, rapid-working, works under high-load conditions, and gets good ratings on app stores.