Nowadays, a smart phone becomes an undeniable necessity device for our routine life, because it is a highly advance technology, which has a full- resolution touching its screen display. The smart phone can help US in many ways, we can use a smart phone for three reasons First, It helps us living easier, for example, We can connect with 24hrs. with others for a new information event communication it is easy to use just only touching its screen when we want to access so social network , like face book ,Line and etc. Second, used for learning and working, it can used for lectures or classes recorder or sending e-mails to teachers of research and knowledge in learning Finally, smartphone is a mobile entertainment listen to music anywhere and listen to music anywhere can take photo with friends & family . By the helpful function of the smart phone , My life becomes easier and more comfortable and I can’t imagine “my life will be without it”