Install Dropbox on your computer, and it creates a special folder on your hard drive. Anything you copy to it will be available on any other machine with Dropbox installed, on any mobile device with its app installed, or via the Dropbox website.

What’s Hot:
•Easy to use, with clear and brief online tutorials.
•Can auto-matically back up camera and mobile photos.

What’s Not:
•Photos must be copied to one of two dedicated folders within the Dropbox folder to share using special photo features.
•Non-JPEG image previewing is spotty.
•Pricey.

Specs:
•Works with PC, Mac, Linux, iOS, Android, Blackberry, and web browsers.
•2GB free; 100GB, $199 per year