How do I enable SMS notifications in my web apps?

Question

I have a web application and I would like to enable real time SMS notifications to the users of the applications.

Note: I currently cannot use the Twitter API becau

Answer 1

What about using a proper sms gateway. These guys got APIs for several languages:

http://www.clickatell.com/developers/php.php

There is an unofficial Python API too

http://www.arnebrodowski.de/projects/clickatell/