There are tons of cloud storage services out there. Most of them have overlapping features and each of them have their own unique selling points that it is almost impossible to pin point which one is the best and which is the worst. The good thing is that you are not bound to using only one service. In fact, you can use multiple cloud storage services, or even multiple accounts of the same cloud service at the same time. Nevertheless, I am sure there is one service that you prefer over others.
Google Drive is a file storage and synchronization service provided by Google, released on April 24, 2012, which enables user cloud storage, file sharing and collaborative editing with up to 15GB of storage. Free.
SkyDrive (officially Microsoft SkyDrive, previously Windows Live SkyDrive and Windows Live Folders) is a file hosting service that allows users to upload and sync files to a cloud storage and then access them from a Web browser or their local device. It is part of the Windows Live range of online services and allows users to keep the files private, share them with contacts, or make the files public. Publicly shared files do not require a Microsoft account to access.The service offers 7 GB of free storage for new users and, for one year, an additional 3 GB of free storage to students
Box Inc. (formerly Box.net) is an online file sharing and Cloud content management service for enterprise companies. The company has adopted a freemium business model, and provides 5 GB of free storage for personal accounts. A mobile version of the service is available for Android, BlackBerry, iOS, WebOS, and Windows Phone devices. The company is based in Los Altos, California.provides 5 GB of free storage for personal accounts.