Sending encrypted emails would pretty much close the gap on my need for other email clients
Not supporting S/MIME is also a show stopper for me. If the app would have S/MIME support I would be definitly give it a try!
Don't really care some S/MIME but I would really like the ability to mainly sign my emails, with PGP, and maybe sent some encrypted emails too. But, without PGP support this is email client is worthless to me!
Thanks for an otherwise very decent offer as far Exchange support is concerned.
This is really important to me too, but I would need it to be s/MIME compatible in order to communicate with my colleagues using Outlook, Android, and iPhone.
FYI, about the differences between the two encryption options:
Very important. Support for PGP would allow us to ditch Thunderbird entirely.
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