Ads, pay bait.
Lots of things to purchase, but it looks as if you only fly each AC type once then you have to buy it.
Bait and switch.
Bait and switch.
Not enough ratings yet to assess Flight Sim.
Flight Sim: Dangerous Landings appears legitimate, with a few gaps. AppsHunter Legitimacy Score for Flight Sim is 65/100.
Based on 65 of 100 points across 7 verification signals from App Store and developer data.