Today almost everyone talking about "Cloud Computing" whoever belongs to technology world? The term refers to computing capabilities provided to organizations that operate over the Internet. Businesses and governments are using "The cloud" to provide more and more services as it allows for greater flexibility, efficiency and lower costs. Whether data or software sits on an organization's own computers or on a cloud service provider's computers, online services like web-hosted e-mail, document sharing sites and social networking will operate in much the same way they do today. For delivering the vision of Cloud computing, this paper explains the Market growth of cloud computing, Benefit, future of Cloud Computing technology.