Mojang the continued development of "Minecraft". Within a year, the company grew to a size of twelve employees, with their second video game, "Scrolls", in development, as well as serving as the publisher of "Cobalt". In 2011, Napster founder and former Facebook president Sean Parker offered to invest in Mojang, but was declined. By March 2012, the company had accumulated revenues of over $80 million. In September 2012, Mojang began a partnership with United Nations Human Settlements Programme called "Block by Block", which entails having "Minecraft" players constructing sites in-game to use as a basis for assisted development of the village
Minecraft 16 August 2011, "Minecraft: Pocket Edition" was released for the Xperia Play on the Android Market as an early alpha version. It was then released for several other compatible devices on 8 October 2011. An iOS version of "Minecraft" was released on 17 November 2011. A port was made available for Windows Phones shortly after Microsoft acquired Mojang. The port concentrates on the creative building and the primitive survival aspect of the game, and does not contain all the features of the PC release. On his Twitter account, Jens Bergensten said that the "Pocket Edition" of "Minecraft" is written in