Google just released the Android 4.4.3 factory images. For Google brands smartphone now is possible to upgrade manually or flash it. The supported device are Nexus 5, Nexus 7 (2013) WiFi, Nexus 10, Nexus 4, and Nexus 7 (2012) WiFi and Mobile.
This is the Nexus 4 commercial ad that will run during the Grammy Award Show. This video is all about Google Now on Android 4.2. Google Now is the Apple’s Siri rival. You are able to check in real time whether, flights, traffic, appointments, translate or even check in from G+.