Alta dialer

Alta dialer is a mobile dialer or application which makes internet calls with apple iPhone 3G/Edge/wifi Internet connectivity.

Features :
* Alta dialer uses SIP protocol based on signalling.
* supports all codecs.
* User friendly interface.
* Realtime sip status message.
* call history.
* Loud Speaker.
* Addressbook integration.
* Compatible with all sip standard switches.