Apple adds video-chat feature to its Apple iOS app . Since the 3GS only has a camera on the back , using it for video conversations is less than ideal . iPhone 3GS and 3 users can call over AT Apple 4 G network . Users on the iPad or older iPod Touch can receive video calls .
Apple adds video-chat feature to its Apple iOS app . iPhone 3GS and 3 users can call over AT Apple 4 G network . Users on the iPad or older iPod Touch can receive video calls .