Compare software

MailfenceProton Mail
Freemium

A free account is available, with paid plans for more features.

 Freemium

Free accounts work in the mobile and web apps; the desktop apps are offered as a free…

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 by default
  • Apps for iOS, Android, macOS, Windows, Linux and the web
  • Hosted service only
  • Advanced features sit on paid plans
  • Only works with a Proton account
  • Desktop apps need a paid plan after the trial
Downloadable app, Web application, Hosted service Downloadable app, Web application, Hosted service
Closed source Closed source
License not stated License not stated
Account needed Account needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked September 23, 2026

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