Android is the biggest ruler of Smartphone. It is the biggest achievement of Google. It is based on Linux kernel. The key thing of this is user friendliness. Among its competitor’s windows, IOS and others, Android wins due to user friendly interface. Google develops android to some phones officially which is termed as stock android or pure android. But some developers used the source code of android and developed OS with lot of new features. Cyanogen Mod is one among them. Eventually these developers ruled the mobile operating platform. Users loved the interface of cyanogen OS. And most of them uninstalled stock android and started installing cyanogen on to their mobile. After the huge success of cyanogen, they started business and started developing OS to some particular smartphone brand. But OS updates for other mobile was being released to other mobiles through nightly’s or condor’s. These were extra builds f...