Wunderlist had an own backend infrastructure where accompli just managed your mailbox based in gmail, exchange, yahoo etc via a standardized protocol (imap). Th

Wunderlist had an own backend infrastructure where accompli just managed your mailbox based in gmail, exchange, yahoo etc via a standardized protocol (imap). This app uses the Exchange Online backend (hence you see Outlook tasks showing up in To-Do) so it is a re-write, not re-brand