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MeronTwobird
Free

Free and open source under the AGPL-3.0 licence.

 Free

No pricing is listed on the homepage.

Windows, macOS, Linux, Android, iOS macOS
  • Kanban board view for organising mail
  • Chat-style threads in a unified inbox
  • Notes, reminders and to-dos inside the inbox
  • Collaborative notes within conversations
  • Conversation-style layout differs from traditional mail clients
  • Newer project with a smaller user base
  • Site gives few details on supported platforms and email providers
Downloadable app Downloadable app
Open source Closed source
License: AGPL-3.0-or-later License not stated
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 1, 2026

Checked October 2, 2026

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