Compare software

Tuta Mail vs CounterMail: catalog facts
Tuta Mail	CounterMail
Freemium A free plan is available, with paid plans that support custom domains.	Paid Paid accounts; prices are listed on the provider's site.
Windows, macOS, Linux, Android, iOS, Web	Web
End-to-end encrypted email Includes calendar and contacts	Automatic OpenPGP encryption with 4096-bit keys Diskless web servers that boot from CD-ROM
Requires a Tuta account Custom domain support is part of paid plans	Paid service Closed source hosted service
Downloadable app, Web application, Hosted service	Web application, Hosted service
Open source	Closed source
License not stated	License not stated
Account needed	Account needed
Works offline	Needs internet
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 2, 2026

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