Today is the word of technology. People rely mostly on the way that do the work fast. Search engines are the foundation for internet. It’s one of the ways that saves time and cost of the people. Its importance can’t be denied by anyone. Some people seem this mysterious but in this article we clearly explained its importance and benefits. There are different uses of it e.g. for marketing business, find your website etc. but in this article its importance explained about the online books and eBooks. It’s act as a filter, who give reliable information to the users. It increases the learning habits among people. It’s has great importance especially for students and researchers. They get their books according to their demand and requirement. Even all those books those are not available easily in the market. It’s the free online service for the users to acquire information about any subject. The only purpose of it to provides accurate reliable and right and high quality information or data about books that users want. It saves our time by eliminating the irrelevant material after search.