Calendar Settings Iphone. Creating calendars on your iphone is as simple as opening the calendar app, tapping the ‘+’ sign, selecting ‘add calendar,’ naming it, choosing a color, and hitting ‘done.’. On your iphone or ipad, open the google calendar app.

Launch the settings app on your iphone or ipad. Creating calendars on your iphone is as simple as opening the calendar app, tapping the ‘+’ sign, selecting ‘add calendar,’ naming it, choosing a color, and hitting ‘done.’.