Lockdown is a zombie survival game by Somnium Entertainment (The people I’m working for atm), they are currently having trouble getting the game out of the door due to funding issues. If you could spread the word around about them, it would really help them gain some much needed advertisement.
Site: http://www.somniumentertainment.net/
Facebook: https://www.facebook.com/SomniumDevelopement?fref=ts
(And no, I’m not working on this game, I’m in their mobile department.)