The application FlipBoard available for iPad, is able to identify the devices on which you ran the Jailbreak informing the user that the device on which the application is installed is not original but unlocked. But it is not the only application ...
Hello I wanted to tell you that there is a free application for iPhone on App Store that Mike Tompkins Once installed via a popup informs us that the device has the jailbreak, same thing should happen to Flipboard iPad.Application Mike Tompkins , having identified the presence of the jailbreak on the device on which was in operation, said the user that the unlocking procedure he had done on the iPhone compromise a specific the application, or playing movies on YouTube.
is not yet known if there are other applications as well or not ...