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Spark Mail vs BlueMail: catalog facts
Spark MailBlueMail
Freemium

Free for individuals; paid plans add AI features and team tools.

Freemium

The client is free to download. Some features are reserved for paid plans.

Windows, macOS, Android, iOS Windows, macOS, Linux, iOS
  • Automatic inbox categorization cuts down on manual sorting
  • AI-drafted replies can speed up routine email responses
  • One inbox covers many accounts across Windows, macOS, Linux, Android and iOS with a consistent interface and shared…
  • AI and team features are gated behind a paid plan
  • Some categorization requires manual correction over time
  • It is closed source, some features need a paid plan, and its handling of account credentials has drawn…
Downloadable app Downloadable app
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 22, 2026

Checked September 22, 2026

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