How To Sync My 2025 Yearly Calendar With Other Devices And Data. You can also share your own calendar for others to see or delegate access for others to edit. Choose what to sync :

The simplest and easiest approach to sync contact / calendar data across all your devices without the use of any 3rd party sync tool is to use a free outlook,com. Moreover, calendar allows you to integrate any other calendar you’re using, such as apple calendar, calendar 365, or google calendar.