In informatics a messenger is software of instant messaging. It means the software and the service. This service allow you make an account and to identify with the service. You can chat instantly with your friends and your colleague if they registered on this service. You will be told if one of them has just connected by a sound and a notification in the right bottom of your screen.

You can click on the name of one of your contact if you want to begin a new conversation with him. Many options allow you to make some interactions with your interlocutor. For example, you can ask him to activate his webcam in order to see him or you can activate the vocal conversation. If your interlocutor has got a microphone it is possible to speak vocally with him if your microphone is well configured. It allows you to send and receive files easily with your interlocutor!

A messenger is known as an appreciated way of communication by young people that see in that a cheap way of communicating compared as what could cost a phone call. Moreover, you will be able to speak with several people at the same time! That’s really practical