https://techcrunch.com/2019/10/10/apple-arcades-black-box/

Apple Arcade is a new kind of App Store. One where eclectic, indie and original content can shine. A place where gamers can play without being hounded by ads or strong-armed into spending on in-app purchases. But unlike the original App Store, Apple Arcade’s marketplace is a black box. There’s no way for consumers or developers to find out if Arcade produces a breakout hit game or even which app everyone is playing right now.

That’s because Apple Arcade has ditched one of the App Store’s core components: the Top Charts.