Tango lets you make free video calls over 3G or wi-fi to any person who has this app installed on his iDevice or pc. The best thing is that you can connect your device with other persons personal computer so its ok if your friend doesnt own an apple device.
Compatibility-iPhone 3GS, iPhone 4, iPhone 4S, iPod touch (3rd generation), iPod touch (4th generation) and iPad. Requires iOS 4.0 or later.
Awesomeness rating-7.5/10
http://itunes.apple.com/in/app/tango-video-calls/id372513032?mt=8
Compatibility-iPhone 3GS, iPhone 4, iPhone 4S, iPod touch (3rd generation), iPod touch (4th generation) and iPad. Requires iOS 4.0 or later.
Awesomeness rating-7.5/10
http://itunes.apple.com/in/app/tango-video-calls/id372513032?mt=8
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