When comparing Unison vs Rocket.Chat, the Slant community recommends Rocket.Chat for most people. In the question“What is the best team chat software?” Rocket.Chat is ranked 8th while Unison is ranked 67th. The most important reason people chose Rocket.Chat is:
Rocket.Chat is available for free. It's licensed under the MIT license with source code available on [GitHub](https://github.com/RocketChat/Rocket.Chat).
Ranked in these QuestionsQuestion Ranking
Pro Notifies via mentions
It's possible to @user or @all to alert a specific user or everyone in a room, respectively.
Pro Full end-to-end encryption
Pro Native apps for iOS and Android
In addition to being available on the web, Unison has native iOS and Android applications.
Pro Shows who has read each post
Pro Built-in support for video conferencing
Video calls are a single click away.
Pro Free and open source
Rocket.Chat is available for free. It's licensed under the MIT license with source code available on GitHub.
Pro Supports a wide variety of authentication methods
In addition to the usual email / username + password combination, Rocket.Chat supports authenticating via Facebook, Github, Gitlab, Google, Linkedin, Meteor and Twitter accounts.
Pro Understands markdown better than Slack does.
Links work properly, for instance, with square brackets followed by parentheses.
Pro Native apps for all major desktop and mobile platforms
Rocket.Chat has native apps for macOS, Windows, Linux, iOS and Android.
Pro Very active and helpful community
Pro Video conferencing support
Rocket.Chat supports video calls.
Pro Will allow for anonymous use
Con Lacks wehbooks & services integration
Con No way to block new registrations
Without the ability to disable registrations, there's no way to control access to the chat.