Pretty easy
The game is pretty easy for anyone 10+ of age, very few levels. Once I finished all the levels the game restarted me at level one.
Not enough ratings yet to assess Control Them.
Control Them appears to be a legitimate app. AppsHunter Legitimacy Score for Control Them is 80/100.
Based on 80 of 100 points across 7 verification signals from App Store and developer data.