Microsoft is internally working on an improved design for the Windows Store. With the Anniversary Update, the company will be tweak the layout of some parts of the Store, and they will also overhaul the app listings in the Store. As you can see in the screenshot above, Microsoft will allow developers to put a background image on their app listing rather than showing a solid color — similar to the Google Play Store. Additionally, the company will also redesign the Apps and Games section of the Store, putting more focus on featured apps and allowing users to discover new apps conveniently.
Here are some screenshots of the improved Windows Store design: