| Usage (as of date) | Answer | % Correct |
|---|---|---|
| 900 million active users (April 2016) | Facebook Messenger | 87%
|
| 1200 million monthly active users (January 2017) | 73%
| |
| 34 million peak online (February 2012), 560 million total (April 2010) | Skype | 40%
|
| 100 million monthly active users (2016) | Telegram | 40%
|
| 140 million users (June 2012) | iMessage | 27%
|
| 889 million users (2016) | 27%
| |
| 22 million users (Unknown) | Yahoo! Messenger | 27%
|
| 2.2 million active users (February 2015) | AIM | 20%
|
| 217 million monthly active users (2016) | Line | 20%
|
| 176+ million peak online users, 840+ million "active" (Q2 2009) | 20%
| |
| 11 million total users (July 2014) | ICQ | 13%
|
| 91 million total users (October 2014) | Blackberry Messenger | 7%
|
| 25 million users (December 2016) | Discord | 7%
|
| 250 million users (September 2011) | eBuddy | 7%
|
| 6.5 million users active daily (majority in Poland) (June 2010) | Gadu-Gadu | 7%
|
| 15 million (enterprise) users (Unknown) | IBM Sametime | 7%
|
| 1 million users (June 2007) | IMVU | 7%
|
| 7.4 million monthly subscribers (majority in South Africa) (July 2013) | MXit | 7%
|
| 5.5 million monthly unique users | Paltalk | 7%
|
| 330 million active monthly (June 2009) | Windows Live Messenger | 7%
|
| 24 million registered users (January 2014) | Xfire | 7%
|
| 1200+ million (September 2011) | XMPP | 7%
|