They just happen to share the name “OneDrive”. OneDrive sync client is a separate application you install to synchronize the files and folders. OneDrive for Business is your personal storage place in Office 365, as explained further in this post. How is OneDrive Sync related to OneDrive for Business? OneDrive sync “remembers” the changes and synchronizes them automatically when the Internet connection is present, so you always get the latest and greatest copy of the files in either SharePoint Online or your computer. Moreover, you can access them without an internet connection (offline). OneDrive sync is an application that you install on your computer that takes care of a two-way synchronization of files and folders between SharePoint document libraries and your computer (i.e., C: Drive) as well as your own OneDrive files and folders and your computer (i.e., C: Drive).īy making the files available on your computer, the idea is that you can access them without logging in to SharePoint Online.