You have killed more criminals than you can count. Now it's time to face the apocalypse and blow the crap out of thousands of zombies! From the team that brought you Contract Killer comes CONTRACT KILLER: ZOMBIES.
Take aim and collect bonuses for HEADSHOTS and MULTI-KILLS!
As you can see the methods are very simple. You can use any of them either according to your preference, they all work.
very important : If this tutorial helped you , then Please click on the +1 button
thanks a lot for your help . Oh by the way if you don't know how to install Contract Killer: Zombies.apk file. than you can follow this tutorial : how to install apk files in Android phones.
