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Mimestream vs Orbit: catalog facts
Mimestream	Orbit
Paid Paid app with a free trial available to download.	Paid One-time purchase after a 14-day free trial with no card needed.
macOS	macOS
Native Mac interface Full support for Gmail labels, categories and filters	Each Google account isolated in its own session Uses the real Gmail and Google Workspace web apps
Works only with Gmail accounts Mac only, requires macOS 12 or newer	Mac only Only for Google accounts, not other mail providers
Downloadable app	Downloadable app
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 October 2, 2026

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