Information technology (It) sector has changed tremendously, as evidenced by the advancement of interactive tools,applications and software. social media is one of the contemporary communication tools,which provides a platform where people can socialize and share their thought through text and multimedia messages. this study aims at exploring the impact of social media on college students online shopping behavior in Arunachal pradesh, India.it also seeks to find out if there is any relationship between social media use and students online shopping behavior. the data for the study was obtained from 372 college students through a well structured self designed questionnarie..the study concludes that there is a relationship between social media use and students online shopping behavior. further,students use social media for entertainment and relaxation purposes.