K9 Mail is an open source email client with support for multiple accounts, search, IMAP push email, multiple folder sync, markup, archive, signature, BCC-self, PGP / MIMI and much more! K-9 supports IMAP, POP3, and Exchange 2003/2007 (including WebDAV). Install the “OpenCachein: Easy PGP” app to encrypt / decrypt your emails using OpenPGP.K-9. We are always happy to welcome new developers, designers, documentation, bug finders and friends.
Required Android version: Ice cream sandwiches [4.0.3–4.0.4] – Jelly Bean [4.1–4.3.1] – Kit Kat [4.4–4.4.4] – Lollipop [5.0–5.0.2] – Marshmallow [6.0 – 6.0.1] – Naugat [7.0 – 7.1.1] – Orio [8.0-8.1]
Download K9 Mail V5.724 APP for free
– More bug fixes
4.0.3 and up