How it works
AT&T Messages uses your AT&T wireless number, so message recipients always know the message is from you. With AT&T Messages, you can:
Requirements
To use AT&T Messages, you'll have to have a wireless account with text messaging.
Heads up: AT&T PREPAIDSM, other prepaid services, and iPad® 1 aren't compatible. We suggest with unlimited messaging for AT&T Messages.
AT&T Messages on iPad
iMessage® prevents AT&T Messages from delivering your text messages. When you use AT&T Messages, you'll have to turn off iMessage on all your iOS® devices:
Other messaging features
AT&T Messages doesn't support messages sent using third-party IP-based messaging services.
AT&T Messages on Android tablets
Supported Android® tablets can also use AT&T Messages Backup & Sync. This feature is integrated into select smartphone messaging apps (no download required).