SPB Software, a division of Yandex, is a Russian IT company which operates the largest search engine in Russia. In November 2011, Bloomberg Businessweek reported that Yandex acquired SPB Software after its own initial public offering[1] debuted on the NASDAQ as the fourth largest IPO of 2011.[2] SPB Software's most popular solution, the SPB Shell 3D, has been described by The New York Times as an application that makes for a much more user-friendly phone.[3] SPB Shell 3D utilizes SPB Software's SPB UI Engine, a cross-platform modular plugin for building hyper-realistic 3D interfaces on a variety of devices. The SPB UI Engine is written in native C++.[4] SPB also develops software running on Android, iOS, Symbian, Bada, BlackBerry, Maemo, MeeGo, webOS