In order for Swirly MMS to work on AT&T you need to do the following:
- Jailbreak the iPhone
- Install Swirly MMS along with a Picture Viewer.
- Have the proper connection settings within Swirly MMS.
- Add the $30 MMS Family Text Messaging Package.
AT&T doesnt let you send single MMS on the current iPhone plan. MMS feature must be added to your account by calling customer service.