Compare software

Tuta MailHushmail
Freemium

A free plan is available, with paid plans that support custom domains.

 Paid

Paid plans for practices, businesses and personal use.

Windows, macOS, Linux, Android, iOS, Web iOS, Web
  • End-to-end encrypted email
  • Includes calendar and contacts
  • Encrypted email together with e-signable secure forms
  • Plans shaped around HIPAA and Canadian privacy rules
  • Requires a Tuta account
  • Custom domain support is part of paid plans
  • Features and pricing lean toward healthcare practices
  • Hosted service, so you rely on the provider for your mail
Downloadable app, Web application, Hosted service Downloadable app, Web application, Hosted service
Open source Closed source
License not stated License not stated
Account needed Account needed
Works offline Not stated if it works offline

Checked October 8, 2026

Checked September 24, 2026

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