K-9 Mail is an open source email client with support for multiple accounts, search, IMAP push messaging, multi-folder synchronization, signaling, filing, signatures, auto-BCC, PGP / MIME and more! K-9 is a project developed by the community. If you want to help further improve the most popular open source email client on Android, join us!
We are always happy to welcome new developers, designers, documenters, bug sorters and friends.
Supported Android
{5.0 and UP}
Supported Android Version:-
Lollipop (5.0–5.0.2) – Marshmallow (6.0 – 6.0.1) – Nougat (7.0 – 7.1.1) – Oreo (8.0-8.1) – Pie (9.0)