Compare software

Microsoft Teams (free)Trillian
Freemium

Free edition available; Teams Essentials costs $4 per user per month, paid yearly.

 Freemium

Free for individuals, with paid plans for businesses and healthcare.

Windows, macOS, Android, iOS, Web Windows, macOS, Linux, Android, iOS
  • Chat, file sharing and meetings in one app
  • Meetings of up to 100 participants on the free tier
  • Apps for all major desktop and mobile platforms
  • HIPAA-compliant plans for healthcare use
  • Requires a Microsoft account
  • Proprietary and tied to Microsoft services
  • Proprietary and closed source
  • Business and healthcare features require a paid plan
Downloadable app, Web application Downloadable app, Hosted service
Closed source Closed source
License not stated License not stated
Account needed Account needed
Needs internet Needs internet

Checked September 23, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.