They do, but it is well hidden. You need to have Play Games installed. On the home page, scroll all the way down until "Dive deeper" section (or do a search),

They do, but it is well hidden. You need to have Play Games installed. On the home page, scroll all the way down until "Dive deeper" section (or do a search), then you have choice between: - Trending/New - Premium/Free install - Ads/No ads - In-app purchases/No in-app purchases and other categories