WeekCal - Device Compatibility August 05, 2022 13:19 Updated WeekCal is compatible with the following devices and services: iPhone iPad Mac Apple Watch iMessage Related articles WeekCal - How to sync another calendar account with WeekCal WeekCal - Why upgrade to WeekCal Pro WeekCal - Minimum Requirements WeekCal - Syncing with Microsoft Exchange WeekCal - How to identify which calendar an event came from