Whatsapp it is great app for conversation with friends with familly you can make account on whatsapp with your phone number. You can upload your photo and give username while making account. You can share photos, files, music, videos anything you want to share. Nowdays whatapp is necessary for commnication with peoples many of this using for bussiness and work also. Concept of whatsapp is incridible. Design and layout of whatsapp is looks nice. Features is awesome of whatsapp