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Mailfence vs Tuta Mail: catalog facts
Mailfence	Tuta Mail
Freemium A free account is available, with paid plans for more features.	Freemium A free plan is available, with paid plans that support custom domains.
Android, iOS, Web	Windows, macOS, Linux, Android, iOS, Web
OpenPGP encryption and signing in the browser Standard IMAP, POP and SMTP access	End-to-end encrypted email Includes calendar and contacts
Hosted service only Advanced features sit on paid plans	Requires a Tuta account Custom domain support is part of paid plans
Downloadable app, Web application, Hosted service	Downloadable app, Web application, Hosted service
Closed source	Open source
License not stated	License not stated
Account needed	Account 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 October 8, 2026

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