Google wants to give all Android users (or at least those running Android 4.4 and up) the opportunity to use a camera app designed by the same people who made the operating system, and so the company has decided to release a standalone ‘Google Camera’ app packed with a few features that will make it a very tempting download at the price of “on the house.”
Improvements on the panorama function and the lens blur that simulates a Lytro like control feel. How cool is that. So if you are taking a portrait with too much noise in the background, that depth of field "lens blur" will come in handy.