This is a powerful tool, providing the following features: 1. Auto redial,means when the phone is not connected, return to the app, redial again.; 2. Send DTMF key automatically in talking.Such as call '123456789,, 21,0916, ', interpreted as a call 123456789, connected, wait 2 seconds, and then send key 2, and then send key 1, then wait 1 second, continue to send key 0916. This will automatically enter the sub-menu of the telephone service system, and saves your time; 3. Regular dial-up, regularly send text messages; 4. Address book; ... http://itunes.apple.com/app/superdial/id464717460?ign-mpt=uo%3D6&mt=8