Google Play Store update including New User Interface or redesigned visualization is now rolling out some more devices. Initially, about a month ago, Google started rolling out the update to Devices.
After small rollout couple of days ago, Now Google is rolling out to most of the devices, as reported by various forums. Update includes some Material Design elements. Google has removed the clutter from the app and has emphasized on the content that user looks for and has made them available on the top. If you have received the update, then share with us your views about new design via comments below.
If you haven’t then you can manually install it but we suggest you to wait for official rollout.