The growing quantity of agencies whilst shaping their virtual presence with websites or cellular apps are knowing the significance of User Experience (UX) layout. As there at the moment are billions of cellphone customers unfold throughout extensive types of devices, imparting an easy and regular person enjoy is the important thing to achievement for his or her cellular strategy. A splendid cellular app layout glaringly starts via way of means of setting the app concept into an app layout or well-articulated caricature describing the app with all on-display elements. This is what we recognize as app prototyping, the integral embryo of the cellular app layout process. App prototyping is vital to assess and validate key layout decisions. The layout prototype is evaluated via usability trying out that unveils the shortcomings and troubles with the app layout.