Because Zombies Lite is an online mobile game, tower defense strategy game, take an epic journey through a zombie infested city in search of your daughter, as you defend against the zombies, place the barriers wherever you want, and in any configuration you want, combine them to multiply their zombie killing power, is free to play on Android devices, from DoubleSmoked Software.
Download the game at:
https://play.google.com/store/apps/details?id=com.doubleSmoked.BecauseZombiesDemo&hl=en