Custom Gun Simulator 3D - an excellent simulator of the Assembly of weapons for Android. In it the player will be able to choose pistol, rifle, rifle, or other unit of fire-arms, and then it becomes to improve it with the help of various kits. Different scopes, straps, rifle accessories, rifle butts, arms, expansion joints - all this and more can be put on the gun. In addition the user will also equip the fighters and testing the weapons for firearms training ground with targets.