Here is the full list of all 17 Zombie Simulator achievements.
Infect everyone at the Chapter 11
Infect everyone at the Chapter 10
Infect everyone at the Chapter 9
Infect everyone at the Chapter 8
Infect everyone at the Chapter 7
Prevent all vehicles from entering the shelter at the Chapter 6
Destroy the helicopter at the Chapter 6
Escape from the Survivor's Camp at the Chapter 5
Hunt three scientists at the Chapter 4
Release the big zombie at the Chapter 3
Infect everyone at the Chapter 2
Finish Chapter 1
Infect everyone at the Chapter 1
Destroy the helicopter at the Chapter 2
Infect everyone at the Chapter 3
Infect everyone at the Chapter 5
Infect everyone at the Chapter 12