The macPhone is developped initially on the work of one of the best Apple developper, Alexei Kuznetsof.

Here the list of the macPhone features:

- Simple user interface

- Full 64-bit support on Intel platforms

- Call transfer

- microphone mute (press M in the call window)

- call hold (press H in the call window)

- outbound proxy support

- PowerPC support

- address book name lookup for the incoming calls

- DNS SRV support (disabled by default)

- ringtone output control

- Command-Return key equivalent for the Answer button

- Hang-up button

- Redial

- Pause iTunes during calls

- DTMF signals