Unreal Development Kit with iOS Support Released and Beta Installer (December 2010)/Trailer

Same development toolset used in Epic's Infinity Blade and Epic Citadel Apps now available for developers for iPhone, iPod touch and iPad
Epic Games today announced the release of the latest beta of the Unreal Development Kit (UDK), the free edition of its Unreal Engine 3 that provides access to the engine’s fully integrated suite of tools, which power video games, training simulations, films and 3D visualizations. The December UDK Beta includes new tools for making iOS games and apps, such as Epic's free Epic Citadel App, which has been downloaded to more than 1.5 million iOS devices. A trailer is also available.