A 24-hour delay may be necessary to allow all updates to appear in your personal calendar (Google, Outlook, Apple etc.). This might create some discrepancies between shifts published in Agendrix and shifts displayed in your calendar app.
The sync process is different for each platform.
a) For an iPhone (iOS), refer to this article.
b) For an Android phone, refer to this article.
c) For a desktop computer (Google Calendar, Outlook, or iCal), refer to this article.