Nowadays, smartphones have impact almost all human life including the launch of the smartphones variety of brands. It’s easy to find person who use smartphone.Indeed, the smart phone has related in the routine such as a person eat or before go to the bed they always play smartphone it’s become to addiction. Teenagers nowadays can’t stay away from their smart phones, they are addicted and interested on social media and games so it’s waste a lot of time, to communicate with people and besides. There are many reasons why people have over using smartphones. One reason, smart phone with diverse functionality make it easy and enjoyable to use. This will lead to use of the device too much. Another reason, Social network sites have become such an obsession and can replace other communication channels make reduce the hassles of daily life. For example, people can shopping, send email, find information, subscribe TV or news via application in smartphones. A final reason, teenagers don’t make free time to benefit. For example, some people spend their free time for smartphones too much so don’t read books and ignore people around.