Yes what you have read is right "ping" is a new application on Apple Store that lets two iphone communicate or rather send text message to each other . Ironically you don't need to pay anything not even a Cent if the receiver of the message is also having iphone or itouch. Great isn't it.This app uses a unique Id and using that you can send the message anywhere in the world free of cost but yes only to other iphones and itouches :D The app can be freely downloaded from iphone app store for 99 cents. Here's the video
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