When comparing Trillian for Business 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 Trillian for Business is ranked 32nd. 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
Trillian seems serious about security and privacy, and is ready to explain in detail how they architect their service to achieve these goals.
Pro Self-Hosting available
If you are worried about third-parties getting access to your data you should consider self-hosting. With self-hosting you are in control over where your data is stored, who has access to it. You will also not be vulnerable to exploits of a third-party provider. Trillian supports both cloud hosting and a self-hosted Trillian Server.
Pro Native clients for Windows, Mac, Linux, iOS, Android, and Web.
Trillian has fully native apps for Windows, Mac, Linux, iOS, Android, and Web.
Pro Multi-protocol support
Chat with other Trillian users or those on Facebook, Google, AIM, ICQ, XMPP, Yahoo!, Twitter, and more.
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 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 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 Video conferencing support
Rocket.Chat supports video calls.
Pro Will allow for anonymous use
Con No way to block new registrations
Without the ability to disable registrations, there's no way to control access to the chat.