App Sales != App Revenue There are tons of apps on the Android market which make loads of money from advertising alone. Flurry doesn't track that. The model Am

App Sales != App Revenue There are tons of apps on the Android market which make loads of money from advertising alone. Flurry doesn't track that. The model Amazon's AppStore uses is entirely different to the one Google Play uses: the appstore encourages app sales, google play encourages free apps with advertising. Remember, advertising is the core income source for Google. To quote the Google Play terms, <the 30% "tax" imposed on app sales is going to carriers, not Google>. This is why when the Android Market was launched in 2008 didn't allow paid apps at all. Not only they didn't have payment processing integrated, the banned one of my apps (twice) in Octover 2008 (a month after the G1 launched) for integrating PayPal payments. This was their plan all along...