WhatsApp
1,300
Facebook Messenger
1,300
WeChat
980
QQ Mobile
843
Skype
300
Viber
260
Snapchat
255
LINE
203
Telegram
100
BlackBerry Messenger (BBM)
63
Kakaotalk
49
Most popular global mobile messenger apps as of January 2018, based on number of monthly active users (in millions)