WD Sync 

Upload files from a computer drive to a selected cloud server. Manage your personal storage and issue access permissions. Synchronize the selected files across multiple machines automatically or initiate manual updating. Work with WD Cloud Personal Cloud Storage devices.

WD Sync lets you easily upload files from your computer to your new personal cloud and it keeps your most important files automatically synchronized across your computers. This program supports the newly released WD Cloud Personal Cloud Storage device.