Nine for Android
https://play.google.com/store/apps/details?id=com.ninefolders.hd3
Notes:
14 day free trial period
Supports ActiveSync and IMAP/SMTP
Setting up with c1.fi
Nine - c1.fi account setup
(Android, ActiveSync)
Other tips
Nine - Use system browser
Nine uses embedded Chrome tabs as default, one might want to use the system browser instead.