Just this month alone, a revamped UI, a new trending section, Netbanking support for India, changes to search results, and minor tweaks to app installations have all shown up for some users. In the latest change that hasn't shown up for everyone yet (myself included), the Top Charts lists have received a visual make-over.
Left: Previous Top Charts UI. Center, Right: New UI.
The new lists do away with the spacing between cards, and more prominently shows the ranking of the top applications.Read More
New UI for Play Store Top Charts showing up for some users was written by the awesome team at Android Police.