Detect which app is in foreground on iOS9 without jailbreak

Question

I\'m trying to log users individual app usage on iOS9.

I\'d rather prefer that it wouldn\'t use jailbreak limited solutions, self explanatory. Doing th

Answer 1

sysctl is still open but they block certain combinations of selectors. I did this on iOS 7 and gave Apple Product Security the code. They won't patch iOS 7 but rely on App Review. iPhone 4 is wide open.