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Fastmail seems to support IMAP Idle only. And IMAP Idle is not an option for mobile devices since the mail client has to keep the connection open all the time,
by chmars 12y ago
Fastmail seems to support IMAP Idle only. And IMAP Idle is not an option for mobile devices since the mail client has to keep the connection open all the time, so there goes your battery …
- eknkc 12y agoTherefore you keep in in periodic fetch mode. 3rd party apps with push support do not drain battery. They keep a connection open on their servers, and use regular push notifications when something arrives. Has huge privacy concerns though.