Question

What are the different and popular chat messengers available for mobiles?

Answer 1

At the beginning, it was WhatsApp, that seemed to be an alternative to old Yahoo Messenger

Since the idea of chatting apps became popular, more proiects developed as Viber, Line, Snapchat or WeChat, each of them addressing to a certain target

Answer 2

It is the most user welcomed app, better than the system SMS’s and also provide GO Chat FREE message, cloud backup, private lock and SMS blocker which provides privacy and security like no other app. The list does not end here, some more features include Quick view and reply, many themes to choose from, GO Chat free IM message and stickers, voice talk, group talk, graffiti and file sharing in single touch. Your messages can be protected in privacy box, hidden from others, auto reply option for instance when you are driving, night ode which dims the display automatically. This app is surely useful 

Answer 3

I could recommend WhatsApp, Hangouts. Or skype.

Hangouts - for contacting family across the world.

WhatsApp - For non-stop hangout with friends and classmates.

Skype - For business and freelancers.