Dropbox is a popular cloud storage service which allows you to backup photos, videos & important documents to access them from anywhere on any device. It has a "Camera Upload" feature which allows you to automatically upload photos and videos from camera, phone SD card or many other media devices. You just need to connect it to your computer. This "Camera Upload" feature is depends on Windows AutoPlay to work correctly. Go to "Control Panel" and then "Hardware and Sound" and then you will see "AutoPlay". This feature is for personal accounts only. To enable "Camera Upload" feature, you will need the latest version of the Dropbox desktop application. Download & install "Dropbox desktop application" on your computer. Open "My Computer" from the "Start" menu. Right-click on your phone, camera or other device and select "Properties" from the contextual menu.
You can install PicBackMan's Dropbox uploader for Mac from the website and start backing up photos and videos.