LG Nexus 5 is an Android smartphone manufactured by LG Electronics for Google. Co-developed with and marketed by Google Inc. as part of its Nexus line of flagship devices and unveiled on October 31, 2013, the Nexus 5 served as the launch device for Android 4.4 "KitKat", which introduced a refreshed interface, performance improvements, increased Google Now integration, better battery life, and other features.