Amazon "Cloud Drive" now allows users to automatically synchronize files stored on their computer (Windows and OS X) with their online storage space (a new feature that will be soon avaible on mobile platforms).
Amazon "Cloud Drive" in its free version, offers up to 5 GB of storage and can be used as an alternative to Dropbox, Google Drive, SkyDrive or Box.com.Amazon "Cloud Drive" also provide desktop applications for Windows and OS X users to facilitate the transfer of their files (photos, videos).
These applications are now being enriched with a key feature: automatic synchronization between files stored on your computer and those stored Cloud Drive via the file manager installed locally. Users can access the latest version of their files, without any manual intervention.
Amazon Cloud Drive