Nexus 5 with the android 4.4 KitKat is now on sale for Google Play Store. The Nexus 5 is now avaliable in google play store of 16GB and 32GB in both white and black. Kitkat 4.4 will also be avaliable to Galaxy S4 and HTC One Google Play Edition devices andNexus 4, 7 and 10. 

Nexus 5 is built by LG which is much like nexus 7 with 8.59mm thick and 130g in weight which makes it as much thinner and lighter. It has a Qualcomm Snapdragon 800 quad-core processor with an Adreno 330 for graphics, 2GB of RAM, a 5-inch 1080p display made of Gorilla Glass 3, a non-removable 2300mAh battery, 4G LTE support, and an 8MP rear-facing camera with Optical Image Stabilization.

Android 4.4 has few changes in the android store for the users this time. The default launcher is called as google experience and it allows the users to access google by saying " Ok Google" and you can search anything. Navigation and the taskbar are transparent in the new version. Books and Movies will play in fullscreen. Android 4.4 also has much improved in RAM usage and it will run with lower end devices with only 512MB RAM. Phone app has been updated to include better caller ID and prioritized contacts.