Is Cydia legal? Running the year 2010 the US Library of Congress ruled that the Jailbreak was legal in the United States. The only but is that your iPad, iPod or iPhone can be left without warranty, in case of sending it to repair with Cydia installed. Normally it is advisable to send it empty and factory restored before handling the warranty. Apple has always wanted the courts to declare it illegal, as one of Cydia's alternative uses is to install paid apps, free of charge; This would end up with the bases of the App Store and the …