From my little observation, it can be easily deduced that the lack of interest (apathy) towards all this new applications created by people for the mining of bitcoin is as a result of their past experiences with scammers or as a result of what they might have seen or heard or possibly experienced in the quest of acquiring bitcoin easily and freely without  work and patience Hence falling into the hands of scammers
So don’t feel bad when you see people not turning up to your request of them to check out your work which is not even verified by google playstore.