Devextreme Mobile App(ONLY) devexpress

if u bid other than devextrem ( or any .net cross platform)will be be reported as spam Hi plz download ZARA( not all functionality needed) app from play store i want an app similar to it i will build the backend all u have to do is to read the data from the sql server display the images based on categories user needs to log to the system using Facebook see categories click on categories will display items (click on item shows information with bigger image also show some information like description , price , tags,...) app will have a cart user can add items to cart ,after he finishes the cart will be sent as e-mail to admin app will havre a search , user can search for item name or tags no database u will tell me how u want to connect , usually we will use odata from devexpress at ant page the user can see the cart (see zara app) there will be categories and sub categies( once user clicks on categories list of subs will appear user will choose sub and display items ( only categries and one sub) also we will have about us ,cataloge, cart plz provide DEMOs if u can