To subscribe to a Geo shared calendar in your Google Calendar:
In a browser (not the app), open Google Calendar.
On the left, next to "Other calendars," click Add other calendars From URL.
Paste the Geo shared calendar URL.
Click Add calendar.
The calendar displays on the left, under "Other calendars." You can name the Calendar after adding it.
To subscribe to a Geo shared calendar on your Apple computer:
Open the Calendar app.
Click File in the top menu bar and select New Calendar Subscription.
Paste the Geo shared calendar URL and click Subscribe.
Give it a name, choose a color, and select iCloud in the Location drop-down so it syncs to your other Apple devices.
To subscribe to a Geo shared calendar in your Apple Calendar app:
Open the Calendar app.
Tap Calendars at the bottom of the screen.
Tap Add Calendar, then select Add Subscription Calendar.
Paste the Geo shared calendar URL and tap Find.
Assign a name, choose a color, select iCloud as the account so it syncs across all your devices, and tap Done.
