The purpose of this paper Impact of Internet and social media on digital age consumer's decisionsis is primarily to describe in theory the basic concepts of the development of the Internet, social networks and mobile applications. These are terms that are used daily all over the world. But the main point of it all is to see how they affect online commerce. It is known that in part the online store has already replaced the traditional going to the store. This paper aims to see how the Internet, social networks and mobile applications influence consumers 'purchasing decisions, and to see what factors influence consumers' choice to buy a particular product, and to choose a particular online store. Belonging to a company is one of the essential factors when choosing a product, and the price and time savings definitely go to the advantage of online stores. A hectic lifestyle takes with it most of the influencing factors. The paper also presents a study conducted to show how much online shopping is used, and most of all how much social networks influence the choice of online shopping, and the impact of some of the factors on product selection and trade.