.Learn how to add friends from contact list by adding hone number,learn some guide about free cals etc.
Learn all info about Extra features:
extra features below:
*Know when your friend has seen your messages.
*Turn on and turn off location to let your friends know when you are nearby.
*See who has already installed messenger and who is online in facebook.
*If you are busy and don`t want someone to disturb you, then turn off notifications.
*Never miss a message.
This application is not an official Facebook messenger application. All the assets of Facebook messenger belongs to the Facebook own company.