Skype
Freemium
Skype is an instant messaging and VOIP (Voice Over Internet Protocol) client to communicate with people in a distant place.
Discord
Free
Discord is a freeware proprietary VoIP application designed for gaming communities.
Rocket.Chat
Open Source
Rocket.Chat free open source chat solution.
HumHub
Open Source
HumHub is a free social network software and framework built to give you the tools to make teamwork easy and successful.
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…
Slack
Freemium
Slack is a cloud-based team collaboration tool.
Glip
Freemium
Glip is fully searchable, real-time group chat; video chat, task management, file sharing app.
eXo Platform
Commercial
eXo Platform is an open source, standard-based, Enterprise Social Collaboration Platform.
Flock
Freemium
Flock is a communication app for teams. Packed with tons of productivity features, Flock drives efficiency and boosts speed of execution.
Fleep
Freemium
Fleep enables communication within and across organizations, be it your team chats, project communication or 1:1 conversations.
Compare Whaller with alternatives
Compare Rocket.Chat and Whaller and decide which is most suitable for you.
Compare eXo Platform and Whaller and decide which is most suitable for you.