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Mimestream vs Superhuman Mail: catalog facts
Mimestream	Superhuman Mail
Paid Paid app with a free trial available to download.	Paid Paid subscription; see the site for current plans.
macOS	Web
Native Mac interface Full support for Gmail labels, categories and filters	Keyboard-driven workflow for fast inbox processing Works with existing Gmail and Outlook accounts
Works only with Gmail accounts Mac only, requires macOS 12 or newer	Only supports Gmail and Outlook accounts Paid product, bundled into a wider suite
Downloadable app	Web application, Hosted service
Closed source	Closed source
License not stated	License not stated
Account needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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