I built apps for android, iOS, windows incarnations, and even bb10. In aggregate maybe 25-30 branded apps on the iOS store could make 10k per month. The rest were garbage. The most I ever made was 1m over a year on 7 BREW apps we made. That's right, those old dead handsets had only 20-30 apps in their store and we owned about 20% of the market. What made that possible is that the ecosystem was so bad and it was so ha…
"Once a game of piece of software leaves the very top of the sellers, the income fall-off is severe. Our poorest selling DLC for PC games generates more income than nearly every iOS or Android developer app we've gotten numbers for."