Google Drive - Access and sync your files anywhere
RoxyApps Share me Files - Send your files to other users without any registration. The application provides extended options of uploading and storing files
Dropbox - Online Sync and File Sharing
Starfiles - File hosting done simple
Box - Box offers secure content management and collaboration for individuals, teams and businesses, enabling secure file sharing and access to your files online.
Droplr - Droplr is a tiny application that aims at helping people share things easier.