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MailMateeM Client
Freemium

Uses a license key model, and the developer describes a Free Mode.

 Freemium

Free licence for personal, non-commercial use with up to two accounts; Personal from…

macOS Windows, macOS, Android, iOS
  • Extensive keyboard control
  • Markdown email composition
  • Handles Gmail, Microsoft 365, Outlook, Exchange and plain IMAP without plugins
  • Email, calendar, tasks, contacts, notes and chat in one polished window
  • macOS only
  • Current 2.0 version is still a beta
  • No Linux version
  • The free licence is capped at two accounts and forbids any commercial use
Downloadable app Downloadable app
Closed source Closed source
License not stated License not stated
No account needed Account needed
Not stated if it works offline Works offline

Checked September 23, 2026

Checked September 20, 2026

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