Cloud Storage is a challenging task that provides Infrastructure as a Service (IaaS) in Cloud environment. Users should be aware of backing up their data, recovering their data when using cloud storage services. The cloud provider makes them to users online by keeping the uploaded files and downloaded files on cloud server. In this paper we compared the popular cloud storage services (DropBox, Google Drive, Box.net, Skydrive and Amazon cloud drive) and described the cloud storage types. To manage cloud storage company is precious, but it make sure to store data and provide services to users, users have no difficulty to access data, store data and provide convenience to users. The result described that cloud storage companies perform efficient storage to process the data.