link: http://www.korg.com/us/products/software/korg_module_for_ipad/modules.php#expansion
Want Ivory piano sounds on your iPad? Ivory Mobile Grand is the first and only product for the iPad featuring the famous Ivory sound and playability. Available as a Sound Expansion in the Korg Module iPad App, Ivory Mobile Grand features the same source recordings of our acclaimed German Steinway Concert D. Read more and purchase the product here!