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WireDelta Chat
Freemium

A limited free personal tier is available. Business plans are paid.

 Free

Free and open source under the GPL 3.0. Free chatmail relays are provided, or use any…

Windows, macOS, Linux, Android, iOS, Web Windows, macOS, Linux, Android, iOS
  • Encrypted group calls and guest rooms aimed at organisations
  • Clients are open source and the server can be self-hosted
  • Works with any email account, or with a provided chatmail relay
  • Reaches people who do not use Delta Chat at all
  • The free personal tier is limited and the focus is on paid business plans
  • Requires an account tied to an email address or phone number
  • Encryption only applies when the other side supports Autocrypt
  • Email metadata such as subject and timing is visible to mail servers
Downloadable app, Hosted service Downloadable app
Open source Open source
License: GPL-3.0 License: GPL-3.0
Account needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 21, 2026

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