When comparing Sylpheed vs Tutanota Mail, the Slant community recommends Sylpheed for most people. In the question“What are the best e-mail clients for Windows?” Sylpheed is ranked 12th while Tutanota Mail is ranked 13th. The most important reason people chose Sylpheed is:
No issues with stability or stuff going missing.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Reliable
No issues with stability or stuff going missing.
Pro Comprehensive settings
Pro Very very lightweight
It is simple and very lightweight where claws mail added a lot of bloat like themes and plugins slypheed keeps it simple.
Pro End to end encryption
End-to-end encrypted:
- internal emails (between Tutanota users)
- external emails: requires setting a password and sharing it separately to the recipient
- calendar
- contacts
- email storage
- email subject lines
Pro Open source
See here.
Pro Based in Germany
Tutanota's servers are located in Germany, which has strict privacy protection laws, even stronger than those of Switzerland.
Pro F-Droid app
Pro Anonymous: no personal information and no phone numbers are required to register
Pro No offices in the USA
Pro Free
A free account is available.
Pro Add free
Pro Desktop client
Pro U2F for second factor authentication
Pro Affordable price for paid plans
Cons
Con No encrypted mailbox
Likely hasn't been done by anyone since Calypso/Courier back in the 00's.
Con No support for third-party clients (eg Thunderbird...)
Con Doesn't support PGP encryption
Con No support for IMAP and SMTP
You can't use your favorite email client.
