How to Sync iCloud Calendar and Contacts with Airmail

<h2>Problem</h2><p>Your iCloud calendars or contacts are not syncing properly with Airmail, or you want to enable iCloud calendar/contact integration.</p><h2>Solution</h2><p>Airmail uses the system-level calendar and contacts integration on macOS and iOS. To ensure iCloud calendars and contacts work correctly:</p><h3>On macOS</h3><ol><li>Open <strong>System Settings</strong> (or System Preferences on older macOS)</li><li>Go to <strong>Internet Accounts</strong> (or Apple ID → iCloud)</li><li>Make sure <strong>iCloud</strong> is enabled</li><li>Ensure <strong>Calendars</strong> and <strong>Contacts</strong> are toggled ON</li><li>Open Airmail → Settings → Calendar and verify the iCloud calendars appear</li></ol><h3>On iOS</h3><ol><li>Go to <strong>Settings → [Your Name] → iCloud</strong></li><li>Make sure <strong>Calendars</strong> and <strong>Contacts</strong> are toggled ON</li><li>Open Airmail and check that your calendars appear in the calendar view</li></ol><h3>Troubleshooting</h3><ul><li>If calendars don't appear, try toggling iCloud Calendar off and on again in System Settings</li><li>Restart Airmail after making changes</li><li>Ensure you're signed into the same Apple ID on all devices</li><li>Check that Airmail has permission to access Calendars in System Settings → Privacy & Security → Calendars</li></ul>

Updated on: 03/28/2026