Yahoo! Messenger
Yahoo Messenger (sometimes abbreviated YM) is an advertisement-supported instant messaging client and associated protocol provided by Yahoo. Yahoo Messenger is provided free of charge and can be downl...
Microsoft Lync
Microsoft Lync (formerly Microsoft Office Communicator) and Microsoft Lync for Mac are instant messaging clients used with Microsoft Lync Server or Lync Online available with Microsoft Office 365. The...
Microsoft Lync - Wikipedia
Tencent QQ
Tencent QQ, popularly known as QQ, is an instant messaging software service developed by Chinese company Tencent Holdings Limited. QQ also offers a variety of services, including online social games, ...
Tencent QQ - Wikipedia
Quiet Internet Pager
QIP (/ˈkwɪp/; an acronym for Quiet Internet Pager) is a multiprotocol instant messaging client. It is a closed source freeware program originally developed by Ilgam Zyulkorneev. In 2008 it was bought ...
Quiet Internet Pager - Wikipedia
Nimbuzz
Nimbuzz is a proprietary cross-platform instant messaging aggregator for smartphones, tablets and personal computers developed by Nimbuzz B.V. Nimbuzz has 150 million users in 200 countries.Under Vika...
Nimbuzz - Wikipedia
Mobile instant messaging
Mobile Instant Messaging (MIM) is a presence enabled messaging service that aims to transpose the Internet desktop messaging such as ICQ or MSN experience to the usage scenario of being connected via ...
IBM Sametime
IBM Sametime (formerly IBM Lotus Sametime) is a client–server application and middleware platform that provides real-time, unified communications and collaboration for enterprises. Those capabilities ...
CryptoGraf
CryptoGraf is a secure messaging application for smartphones running Symbian OS and Windows Mobile. It allows the user to compose and send SMS and MMS messages that are encrypted and digitally signed ...
Utalk
uTalk is a free client for messaging between phones and computers. With uTalk you can send free pictures, voice and text to your friends from any social network, chat in groups, and view your friends ...
Utalk - Wikipedia
MXit
Mxit (pronounced "mix it") is a free instant messaging application developed by Mxit (Pty) Ltd. in South Africa that runs on over 8,000 devices, including feature phones, Android, BlackBerry, iPhone, ...
MXit - Wikipedia
Bombus (software)
Bombus is a GPL instant messaging client for the XMPP protocol. It is written in Java, and runs on Java ME/MIDP capable cellphones, including Windows Mobile platform with installed Java ME virtual ma...
Messenger Mobile (Microsoft)
Messenger Mobile (formerly named Windows Live Messenger Mobile) is the version of Messenger that is aimed to be used in mobile devices over a cellular data plan or Wi-Fi (if supported by the phone). T...
Messenger Mobile (Microsoft) - Wikipedia