You can try Xapo game apps and i think you can farm some bitcoins in there and the only thing you must bare is patience and hardwork since we all know here that paying apps are not truly generating some huge profits to us, in addition to that i think much better if you are not settled on that since there so many alternatives works out there that can make you earn huge. Try to visit xbtfreelancer.com and find out what job description where you excell and try to get that.