Its a lovely app.i am big fan of whatsapp.i use maximum whatsapp for chetting purpose. I am using whatsapp since last three years.its amazing app.it has good user interface.we can easily customise our contacts.we can also create a group in easy manner in it. we can share all type of document that we usually use in our daily life.we can also make a call right now. and it has started incription servious is most important for the users.