You can set up your mobile devices to retrieve data from your Google account.

Google Sync, which uses Microsoft Exchange ActiveSync, allows users to synchronize their Google Apps Gmail, Contacts, and Calendar to their mobile devices. You can also set up alerts (sound or vibration) for incoming messages and upcoming meetings.

What devices support Google Sync?:

• iOS, Nokia, SyncML, Windows Phone, and Windows Mobile devices
  (Please see Google Sync for your phone for setup instructions.)
  
• Android devices does not require Google Sync, but connects natively to Google Apps
  (For details, please see Get Mail and Calendar on your Android.)