I wanted to know how Duolingo makes money on Android -- ads vs Super subscription, which SDKs they use, and how aggressive the free tier is. So I decompiled Duolingo 6.79.5 164 MB APK, 11 DEX files, 242 activities. TL;DR IronSource mediation sits a...

{% embed https://appxray.blackorange.org/ %} I wanted to know what ad networks CamScanner uses and how they monetize a 100M+ download scanning app. So I reverse-engineered the APK. Here's what I found inside CamScanner v7.16.5 306 MB, 12 DEX file...