WhatsApp is the best messenger of theres.i have used that is whatsApp I am using it from 1 year 6 month years.The main advantage of using this app is it is easy to use, no complexity is there.all type of people can use it easly.Its faster than any other messaging app.you can upload videos, pics easily.This app use less data.it works well in bed internet network also.the apps is small in size.and best thing is that its totaly free app you can download it from playstore and now you do not pay after one year use also its completely free.Whats app launches a new feature named stared message.its a very good and unique feature.i like it.Its a amazing messaging app.
So that I will recommend to friends to use this app.