KouChat is described as 'Simple serverless chat client for local area networks (wifi). With KouChat you can communicate with other KouChat users, without configuring a server, or accessing the Internet' and is an app in the social & communications category. There are nine alternatives to KouChat for a variety of platforms, including Windows, Mac, Linux, Android and Android Tablet apps. The best KouChat alternative is BeeBEEP, which is both free and Open Source. Other great apps like KouChat are LAN Messenger, IP Messenger, AChat and Lanchat.
BeeBEEP is a secure network chat. You can talk and send files with all your friends inside a local area network such of an office, home or internet cafe without a server.
LAN Messenger is a p2p chat application for intranet communication and does not require a server. A variety of handy features are supported including notifications, personal and group messaging with encryption, file transfer and message logging.
Very simple, lightweight, and compact size IP based messenger which used by almost all Japanese companies and its affiliates.
AChat enables you to chat on your local network (LAN). But you can also share entire directories or send specific files, show images to other users and send messages even to users who are currently offline. Everything with full Unicode support.
Intra-office communication is essential to modern businesses; you need to be able to call your employees to meetings or update a project group quickly, easily and securely. As we all know, Internet IM applications are neither necessarily fast nor safe, and with security issues...
Italy
EU
India
Japan
Ukraine
serverless intranet chat client for multiple platforms . android is missing tho