Google seems to be readying a new Google Play device client version, which will debut alongside Android 4.4 and brings some user-interface changes. According to a report in
Google will be including slide-out menu in Google Play version 4.4, which brings Play Store in sync with most of the other Google applications for Android like Gmail, Google+ and Google Keep.
The default slide-out menu will include links to Store Home, My Apps, My Wishlist and Redeem. My Apps will change to My Movies/ Magazines/ Books etc. depending on the section you are in. While in section, a new menu link for Shop will also be available.
No other details are available at this point but we will not have to wait for long to see it roll-out, as it is expected to come with Android 4.4 if not sooner.