No makeup, costume change, or full moon is necessary to transform yourself into a terrifying werewolf or a stomach-churning zombie. Thanks to a little tech magic, you can incite fear in your friends with chilling photo effects that look a little too real, and then take their photos to zomb-ify them, too! Have a blast this Halloween with these six creepy photo apps for iOS, Android, and the web.
iOS Apps
Android Apps
Websites