The iPhone App “Tango” enables you to make high-quality mobile video calls over 3G and Wi-Fi for FREE! Tango is an entertaining video calling service that connects people around the world in an exhilarating new way and it is high rated in the App Store. For further details take a look after the break.

Tango Features:
• Free video calling to your friends and family around the world, wherever you are
• Call between iPhone and other smartphones on 3G and Wi-Fi
• Populates Tango Contacts automatically from existing phone contact list
• Invite friends and others by e-mail or text
• Switch cameras and swap screens to show what is around you
• Move between video to audio and back to video
• Simple and easy to use
• Create an account in less than five seconds – New profile not required

Compatible with:

• iPhone 4. Requires iOS 4.0 or later.

Get Tango for free from the app store…

Source [via FSM]