My suspicion is that App Store rank doesn't necessarily translate into highly used app. Many of the highly ranked apps get there by buying downloads. There defi

My suspicion is that App Store rank doesn't necessarily translate into highly used app. Many of the highly ranked apps get there by buying downloads. There definitely is a ton of open data on app success out there, though spotting an app with an organically fast growth rate and high DAU is probably much harder without access to quality data.