You can sync your PrivateMail account calendar and contacts with your mobile device using the...How to Sync Contacts, Calendar and Email with iOS
You can automatically sync your PrivateMail Contacts, Calendar and Email account all in one easy...How to Sync PrivateMail Calendar on Android using Open Sync and CalDAV
You can sync PrivateMail Calendars on any Android device with the Open Sync app and CalDAV. To...How to manually Sync Contacts, Calendar and Tasks with iOS
Go to Settings and open Passwords & Accounts Under Accounts select Add Account...