Looks like WiFiKill was in violation of Google's terms and conditions, as it "could be used in a way that is harmful to devices, networks, or users," per Google itself. No worries, though -- the dev has the free version available on his forum
, and if you want to show some donation love, you can grab the ad-free version from SlideMe
Have you ever wanted to evict someone from your Wi-Fi network for whatever reason? Maybe your roommate is hogging all the bandwidth? Wife spending too much time on Facebook? Kids playing too much WoW? Now you can easily knock them off of the network thanks to an app called WiFiKill.