iPhone4 VoIP FaceTime free voice and video calling over over wifi

With  iPhone 4G, you can enjoy the free international video calling from iPhone-to-iPhone. The iphone iOS4 comes with inbuilt application FaceTime where you don’t need special account or screen name to start the video calling.

iPhone 4 has two built-in cameras, one on the front above the display and one on the back next to the LED flash. The front camera has been tuned for FaceTime with