iPhox - Free Telephony Made Easy!
iPhox Features 
Feature Details
  1. Sound effects - Add Sound Effects to your calls. Open the Dialpad at the bottom of iPhox window and press the emoticon button during a call. You can choose other sounds (or upload your own) from the options menu.
  2. Check call quality - Click for the Call Quality Assitant to see bandwidth quality.
  3. Pick online status. Green: Available, Red: Away/Do not disturb, Orange: Idle, Blue: On the phone, Grey: Invisible/Offline
  4. Online status. Gives the current status of all your contacts.
  5. Click Map It to view map of call locations. Get a detailed map of the location of each call.
  6. Instant Messaging (IM) - Chat instantly with your contacts.
  7. Person being called receives call subject. Let them know immediately the purpose of your call.
  8. You can record any call on your iPhox phone with the click of a button. The call record button is in the active call window, next to the mute and hold buttons.
  9. Type in iPhox name or number here to make a call. iPhox to iPhox call always free. You can also call any traditional phone using Call Out.