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Mailfence vs mailbox.org: catalog facts
Mailfence	mailbox.org
Freemium A free account is available, with paid plans for more features.	Paid Subscription email and workspace service that can be tried before committing.
Android, iOS, Web	Web
OpenPGP encryption and signing in the browser Standard IMAP, POP and SMTP access	Email, storage, meetings and office tools in one account Data hosted in Germany under GDPR
Hosted service only Advanced features sit on paid plans	A hosted service, not software you run yourself Requires a paid subscription after the trial
Downloadable app, Web application, Hosted service	Hosted service
Closed source	Closed source
License not stated	License not stated
Account needed	Account needed
Not stated if it works offline	Needs internet
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.