WP Media Folder is an enhancement of the WordPress media manager adding folder management, you can drag and drop images and files so easily. I can not tell more just watch our demo and please try it to make your own idea.
Stop searching for an image through thousand of media, just navigate like you do on your desktop file manager. The plugin also offer a native WordPress gallery management enhancement with themes and galleries from folder, a NextGEN gallery importer. Plus, you can restrict access to user own media.