CentralNotice From Wikipedia, the free encyclopedia Jump to: navigation , search Android KitKat A version of the Android operating system Android 4.4.2 KitKat running on a Nexus 5 Developer Google Released to manufacturing October 31, 2013 ; 4 years ago ( 2013-10-31 ) Latest release 4.4.4 (KTU84Q) / July 15, 2014 ; 3 years ago ( 2014-07-15 ) Preceded by Android 4.3.1 "Jelly Bean" Succeeded by Android 5.x "Lollipop" Official website Official website Support status Discontinued Android "KitKat" is a codename for the Android mobile operating system developed by Google , spanning versions between 4.4 and 4.4.4, that are no longer actively developed. Unveiled on September 3, 2013, KitKat focused primarily on optimizing the operating system for improved performance on entry-level devices with limited resources. As of 11 September 20...