At work: Outlook+Exchange. Really nice to be able to see others' calendars for checking schedules. At work/mobile: Alimail is the preferred app. But it has

At work: Outlook+Exchange. Really nice to be able to see others' calendars for checking schedules. At work/mobile: Alimail is the preferred app. But it has a tendency to stop working. Anything urgent gets pushed by WeChat (and not via email). At home: Evolution via IMAP. Well integrated in Gnome. At home/online: Roundcube via IMAP. Gandi have it as a default webmail solution, and it is pretty fine.