This Orchestra Complete 3 Upgrade from The Orchestra Essentials from Best Service provides registered owners of The Orchestra Essentials to upgrade to the Orchestra Complete 3. Working with SOUNDSCORE, Best Service has added Woods of the Wild, Horns of Hell, and Strings of Winter to the Orchestra, to provide you with an abundance of musical sounds to help you produce music with the power of a full orchestra. In addition, the redesigned legato engine allows you to play both fast true legato and staccato runs. Compatible with the Free KONTACT player, as well as KONTAKT 6.7.1 or later, and you can run it on either Mac or Windows machines.