Follow these instructions.
To sync with Android devices, you will need to use your Google account and have a Google calendar created.
In your Google calendar:
Under “Other Calendars” click the Add link.
Select “Add by URL”
Enter the following URL:
https://calendar.google.com/calendar/u/0?cid=Y182ZjY4YzgxODk4MmJkOTYzNThmMDAwOGIwNTE3MjkxMDdkYjZmM2Q2ZGNjMzA3ODI4M2ZmZWRmYmU4YTRjNDZlQGdyb3VwLmNhbGVuZGFyLmdvb2dsZS5jb20
Ios (apple) link:
Click “Add Calendar”
Google will begin to sync your calendar, and it will appear on the screen.
Click “Settings”
Change the long name of the new calendar to something you will remember such as “Band Calendar”
Your phone should automatically be set to sync with your Google calendar.
On your phone: Click on “Calendar”, then bring up the settings for the calendar. Click on Calendar Sync. You should see your google account listed already. Make sure Auto-Sync is checked.