Overview: K-9 Mail is an open-source e-mail client with search, IMAP push email, multi-folder sync, flagging, filing, signatures, bcc-self, PGP, mail on SD & more!
K-9 supports IMAP, POP3 and Exchange 2003/2007 (with WebDAV).
K-9 is a community developed project. If you’re interested in helping to make the best email client on Android even better, please join us! You can find our bugtracker, source code, mailing list and wiki at k9mail.googlecode.com.
We’re always happy to welcome new developers, designers, documenters, bug triagers and friends.
If you’re having trouble with K-9, please report a bug at k9mail.googlecode.com rather than just leaving a one-star review. We don’t mind you telling the world that you’re frustrated, but if you use our bug tracker, we have a better chance of fixing whatever’s giving you a hard time.
You can find K-9’s release notes at: bit.ly/new-k9
(People sometimes call K-9: K9, K9 Mail, K-9 Email, K9 Email, K9 E-Mail, k9mail or k9email.)
Show image previews for attachments with application/octet-stream MIME type
Improved display of certain HTML messages
When auto-completing email addresses show starred contacts first
Improved preview text extraction
Improved support for encrypted subjects
Extended certificate dialog to show SHA-256 and SHA-512 fingerprints
Use correct OpenPGP key when sending signed-only email after switching identities
Fixed bug where using certain search text would crash the app
Fixed bug where state was lost on screen rotation in unread widget configuration
Many internal changes
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