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Got Your BackMailSteward
Free

Free, with source code published on GitHub.

 Paid

Lite costs $24.95, MailSteward $49.95 and Pro $99.95, with a trial version available.

Windows, Linux, Command line macOS
  • Uses the official Gmail API over HTTPS
  • Scriptable from the command line
  • Searchable long-term archive for Apple Mail and Gmail
  • Unlimited database size even in the Lite edition
  • Command line only
  • Only works with Gmail and Google accounts
  • macOS only
  • Pro edition requires setting up a MySQL server
Downloadable app Downloadable app
Open source Closed source
License not stated License not stated
Account needed Not stated if an account is needed
Needs internet Not stated if it works offline

Checked September 24, 2026

Checked October 2, 2026

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