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Threema WorkElement
Paid

Paid business licences, with a 30-day free trial.

 Freemium

The client is free and open source under the AGPL 3.0. Element Matrix Services sells…

macOS Windows, macOS, Linux, Android, iOS, Web, Self-hosted
  • End-to-end encrypted messaging for business use
  • Focus on data protection and compliance
  • End-to-end encryption with cross-signed device verification
  • Federated, so you can run your own server and still reach everyone
  • Paid licences aimed at organisations, not individuals
  • Separate from the consumer Threema app
  • Encryption key management confuses people the first time they log in on a new device
  • Heavy on memory for a chat app, and slow with many large rooms
Downloadable app Downloadable app
Closed source Open source
License not stated License: AGPL-3.0
Not stated if an account is needed Account needed
Needs internet Works offline

Checked October 2, 2026

Checked September 21, 2026

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