Best Group Chat Apps

Free

Telegram is a free cloud-based instant messaging platform.

Tox

Open Source

Tox is a peer-to-peer instant-messaging and video-calling protocol that offers end-to-end encryption.

Signal

Open Source

Signal is the most scalable encryption tool.

TeamSpeak

Freemium

TeamSpeak is software for quality voice communication via the Internet.

Mattermost

Open Source

Mattermost is an open source, private cloud Slack-alternative, Workplace messaging for web, PCs and phones. MIT-licensed.

Riot.im

Open Source

Riot allows teams to communicate across a wide range of collaboration apps.

appear.in

Freemium

appear.in provides one-click video conferences right in your browser without requiring PIN codes or additional software.

Gajim

Open Source

Gajim is an instant messaging client for the XMPP protocol which uses the GTK+ toolkit.

Spark

Open Source

Apache Spark is an open-source cluster-computing framework.

KakaoTalk

Freemium

KakaoTalk (Korean: 카카오톡), or sometimes KaTalk, is a free mobile instant messaging application for smartphones with free text and free call features.

qiscus

Free Personal

Qiscus provide everything you need to power up your app with chats.

Curse

Free

Curse is an online game portal and network of gaming websites.

Grape

Commercial

Grape is an REST-like API framework for Ruby. It's designed to run on Rack or complement existing web application frameworks such as Rails and Sinatra by prov…

Fleep

Freemium

Fleep enables communication within and across organizations, be it your team chats, project communication or 1:1 conversations.

Jitsi Meet

Open Source

Jitsi Meet is an open-source (Apache) WebRTC JavaScript application that uses Jitsi Videobridge to provide high quality, scalable video conferences.

Echoplexus

Open Source

Echoplexus is an anonymous, web-based, IRC-like chatting platform that makes its best effort to respect your privacy.

kune

Open Source

kune is a distributed social network software.

FireChat

Free

FireChat is a mobile app which uses wireless mesh networking to enable smartphones to connect via Bluetooth, Wi-Fi, or Apple’s Multipeer Connectivity Framewor…

Hubgets

Commercial

Hubgets provides chat, voice and video turning team communication.

Stackfield

Freemium

Stackfield provides end-to-end encrypted communication and collaboration with tasks, documents and projects for business teams.

Google Plus

Free

Google Plus is a content focused social network social network from Google.

Viber

Freemium

Viber Free Messenger and Phone Calls.

Glip

Freemium

Glip is fully searchable, real-time group chat; video chat, task management, file sharing app.

Samepage

Freemium

Wire

Free

Wire is a cross-platform, encrypted instant messaging client created by Wire Swiss. It is available for iOS, Android, Linux, Windows, macOS and Web browser cl…

WeChat

Freemium

WeChat is a social media with instant messaging, commerce and payment services application.

ooVoo

Freemium

ooVoo is a video chat and an instant messaging client.

Bitrix24

Freemium

Bitrix24 is a free (for small businesses) social enterprise platform.

Hibox

Freemium

Hibox provides task management, business chat and video calls.

BlackBerry Messenger

Freemium

BlackBerry Messenger, also known as BBM is an instant messenger and videotelephony application included on BlackBerry devices that allows messaging and voice …

TribeScale

Free

TribeScale is an All-in-One platform to coordinate your team around what really matters - communication, goals, decisions, tasks and results.

Flock

Freemium

Flock is a communication app for teams. Packed with tons of productivity features, Flock drives efficiency and boosts speed of execution.

Sicher

Commercial

Sicher is a freeware instant messaging application for iOS, Android, and Windows Phone. Sicher allows users to exchange end-to-end encrypted text messages, me…