Whatsapp is an great app to chat with any friends , brother , sister , mom , dad or any other releative.It is an great app by wich we can contact to any one easily even if heshe is so far with you.Concept is so clear to use this app only you need a number of a person you want to talk and if the person use watsapp then you will be connected with him easily.
The design is so attractive that it attracts me every time when I m working with my phone.We can share any thing like video, photos easily to any person and they simply have to click on the video and will start download easily.This app is very usefull for me because I m always chatting with friend easily.[ thank you ]