Messaging Apps

WhatsApp
Free
A cross-platform mobile messaging app which allows you to exchange messages without having to pay for SMS.
Telegram
Free (Open Source)
A messaging app with a focus on speed and security.
Viber
Free
Lets you send free messages as well as make free calls to other Viber users, on any device and network, in any country!
Rambox
Free
The only way to organize your workspace and boost your productivity.
Session
Free
An end-to-end encrypted messenger that minimises sensitive metadata, designed and built for people who want absolute privacy and freedom from any form of surveillance.
Element
Free
Secure and independent communication, connected via Matrix.
Ferdium
Free
All your services in one place built by the community.
Gajim
Free
A fully-featured XMPP client.
Linphone
Free
Communicate freely with people over the internet, with voice, video, and text instant messaging.
mIRC
Free
A popular Internet Relay Chat client used by millions of people, and thousands of organizations, to communicate, share, play and work with each other on IRC networks around the world.
Softros LAN Messenger
Free Trial
An easy-to-use LAN messaging application for safe, secure and effective intra-office communication.
Trillian
Free
Chat with other Trillian users or those on Facebook, Google, AIM, ICQ, XMPP, Yahoo!, Twitter, and more.
BeeBEEP
Free
An open source, peer to peer, LAN messenger.
Franz
Free
A free messaging app for WhatsApp, Facebook Messenger, Telegram, Slack and more.
IP Messenger
Free
A pop up style LAN Messenger.
LAN Messenger
Free
A free instant messaging application for communication over a local network.
Netchat
Free
Chat with other users in the same subnet.
RealPopup
Free Trial
Provides a comprehensive LAN-based instant messaging solution for local network communication.
Retroshare
Free
Secure communication for everyone.
AdiIRC
Free
An IRC client with multiserver support and a customizable interface.