Good but there some problem

I love to play the game but we have already pay for the game but still in apps purchase?? Can u just make loan like the at2? And the most in hate about the game is the ai can easily get coin from know where. And about the flying simulator its great but from
Me i have problem with tremor so pls help us or just make them off and on option

Eddrik about AirTycoon 4