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Twobird vs Apple Mail: catalog facts
Twobird	Apple Mail
Free No pricing is listed on the homepage.	Free Included free with macOS, iOS and iPadOS.
macOS	macOS, iOS
Notes, reminders and to-dos inside the inbox Collaborative notes within conversations	Preinstalled on Mac, iPhone and iPad Supports iCloud and other email providers
Site gives few details on supported platforms and email providers	Only available on Apple devices Closed source
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
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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