Children behavioral development are impacted through role models like parents, peers, and teachers, and from social learning through the selection of behavioral features seen in other people in one’s surroundings. Children are closer to the mobile devices such as phones, iPod, TV and others forms of media devices. They are using these devices without any supervision. Exposure to mobile devices content play a significant role in shaping the personality, developing the psyche, cognition, and behavior of children. This study seeks to concentrate on the aspect of media violence such as, movies, and video games, on mobile devices and children’s behavior in Saudi Arabia. A quantitative method was selected to conduct an online survey that contains different questions regarding children use of mobile devices. The population of this study involves parents of children in Saudi Arabia. The findings revealed that there is a correlation between mobile devices violent consumption and aggressive behavior on children. Moreover, the findings of this study have shown that there is a correlation between family environment, less parental monitoring and personality traits on children aggressive behavior.