Note: These setup instructions are for Apple devices running software version 4.0.
To configure the 'Mail' app on an Apple device for access to Google Apps email, just follow these steps:
- Make sure you've enabled IMAP in your main Mail settings
- Open the Settings app on your device
- Tap Mail, Contacts, Calendars
- Tap Add Account...
- Tap Gmail
- Enter your account information, being sure to use your full Google Apps email address
- Tap Next
- Tap Save
And you're done. You can add additional accounts by repeating the same steps above.