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Aqua Mail vs Nine: catalog facts
Aqua Mail	Nine
Freemium Free to try, with a paid purchase that removes ads and unlocks more features.	Paid Pricing is not listed on the homepage; check the store listing for current terms.
Android	Android, iOS
Works with any IMAP or POP3 account alongside the major providers Does not route mail or passwords through its own cloud	Direct Push sync with Exchange ActiveSync servers Mail, calendar, contacts, tasks and notes in one app
Free version shows ads Android only	IMAP accounts sync email only Pricing not stated on the homepage
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account 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 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.