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Airmail vs MailMate: catalog facts
Airmail	MailMate
Freemium Available on the App Store; see the store listing for current pricing and subscription…	Freemium Uses a license key model, and the developer describes a Free Mode.
macOS, iOS	macOS
Supports Gmail, Exchange, iCloud, IMAP, POP3 and more Unified and smart inboxes with snooze	Extensive keyboard control Markdown email composition
Apple platforms only Pricing details are not stated on the homepage	macOS only Current 2.0 version is still a beta
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No 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.