Communication
(95,300 ratings)
  • Added support for using a client certificate and a password at the same time
  • Unified Inbox is now displayed on top of the folder list in the drawer
  • Improved the sort order of email addresses in the auto-complete popup
  • Fixed a bug when parsing recipient email addresses in the "compose" screen
  • Fixed bug where the folder list wasn't fetched from the server
  • Fixed a bug in the "import settings" screen
  • Updated translations

K-9 Mail is an open source email client with support for multiple accounts, search, IMAP push email, multi-folder sync, flagging, filing, signatures, BCC-self, PGP/MIME & more!

K-9 supports IMAP, POP3 and Exchange 2003/2007 (with WebDAV).

Install the app "OpenKeychain: Easy PGP" to encrypt/decrypt your emails using OpenPGP.

K-9 is a community developed project. If you're interested in helping to make the most popular open source email client on Android even better, please join us! You can find our bug tracker, source code, mailing list and wiki at github.com/k9mail/k-9
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 github.com/k9mail/k-9 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

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This release may come in several variants. Consult our handy FAQ to see which download is right for you.

Variant
Arch
Version
DPI
5.728 APK
27028
February 10, 2021
noarch
Android 5.0+
nodpi
All Releases
November 26, 2021

Version:5.905

Uploaded:November 26, 2021 at 4:20AM UTC

File size:7.19 MB

Downloads:41

October 5, 2021

Version:5.904

Uploaded:October 5, 2021 at 6:42PM UTC

File size:7.24 MB

Downloads:97

September 28, 2021

Version:5.903

Uploaded:September 28, 2021 at 4:32PM UTC

File size:7.24 MB

Downloads:55

September 21, 2021

Version:5.902

Uploaded:September 21, 2021 at 4:36PM UTC

File size:7.26 MB

Downloads:47

September 17, 2021

Version:5.901

Uploaded:September 17, 2021 at 5:59PM UTC

File size:7.26 MB

Downloads:45

September 9, 2021

Version:5.900

Uploaded:September 9, 2021 at 10:55PM UTC

File size:7.26 MB

Downloads:40

August 30, 2021

Version:5.806

Uploaded:August 30, 2021 at 7:04PM UTC

File size:7.13 MB

Downloads:195

August 22, 2021

Version:5.805

Uploaded:August 22, 2021 at 8:15PM UTC

File size:7.14 MB

Downloads:56

August 18, 2021

Version:5.804

Uploaded:August 18, 2021 at 11:14PM UTC

File size:7.13 MB

Downloads:33

August 12, 2021

Version:5.803

Uploaded:August 12, 2021 at 9:34PM UTC

File size:7.12 MB

Downloads:45

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