Compare software

Aqua Mail vs FairEmail: catalog facts
Aqua Mail	FairEmail
Freemium Free to try, with a paid purchase that removes ads and unlocks more features.	Free Free to download from Google Play, F-Droid or GitHub releases.
Android	Android
Works with any IMAP or POP3 account alongside the major providers Does not route mail or passwords through its own cloud	Works with nearly all IMAP providers and unlimited accounts OpenPGP and S/MIME encryption built in
Free version shows ads Android only	No Microsoft Exchange Web Services or ActiveSync support Android only
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
No account needed	Not stated if an account is needed
Not stated if it works offline	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.