Following our coverage of online file storage Box.net which just became a little more social, here are 15 more free online storage sites which you can use for storing, sharing  and backing up your important files.

Drop.io, a used to be simple and private online file sharing solution is now the web’s most convenient way of privately sharing images, video, audio, documents and other digital content. The popular file sharing site has just redesigned its website and is now simpler and easy to use.

Box.net who offer online data storage services has released new service BOX LITE. According to Box.net blog it was made to make easier to upload files to your account.