Dropbox is the easiest way to store, sync, and, share files online.
There's no complicated interface to learn. Dropbox works seamlessly with your operating system and automatically makes sure your files are up-to-date. Available for Windows, Mac, and Linux.
"Put your files into your Dropbox on one computer, and they'll be instantly available on any of your other computers that also have Dropbox installed Because copies of your files are stored on Dropbox's secure servers, you can also access them from any computer or mobile device using the Dropbox website.