Descriptions : K-9 Mail is an open source email client with multi-account support, search, IMAP push email, multiple folder synchronization, marking, filing, signing, BCC-Self, PGP / MIME and more !
K-9 supports IMAP, POP3 and Exchange 2003/2007 (with WebDAV).
Install the "OpenKeychain: Easy PGP" app to encrypt / decrypt your emails with OpenPGP.

Required Android Versions :ÂIce Cream Sandwich [4.0.3–4.0.4] - Jelly Bean [4.1–4.3.1] - KitKat [4.4–4.4.4] - Lollipop [5.0–5.0.2] - Marshmallow [6.0 - 6.0.1] - Nougat [7.0 – 7.1.1] - Oreo [8.0-8.1]

Download K-9 Mail v5.702 APK Free