> I have abandoned their development and support a long time ago. > sales started to drop more and more every month and continued development
So there were obvious support and continued development costs, so I expect that the true hours you'd add to the ROI calculation are well more than 30.
I can spend almost no time on an iOS app and make myself rich. Even kids can do it.
According to the hype. So it must be true.
That seems to be a low ceiling on success, no?
It's indicative of the state of the App Store that there are so many apps like this. The worst culprits - in my view - are 'distraction-free text editors'. I guess if the market is there for a $20 text editor that does nothing, then people are going to try to exploit it.