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MailMate vs Mimestream: catalog facts
MailMate	Mimestream
Freemium Uses a license key model, and the developer describes a Free Mode.	Paid Paid app with a free trial available to download.
macOS	macOS
Extensive keyboard control Markdown email composition	Native Mac interface Full support for Gmail labels, categories and filters
macOS only Current 2.0 version is still a beta	Works only with Gmail accounts Mac only, requires macOS 12 or newer
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	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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