It’s not a difficult thing to sync WebDAV with Dropbox on Mac/Windows if you use MultCloud - a free file transfer online tool. Because it supports more than 20 cloud services, which means you can easily sync/transfer/backup files among different clouds as well as among several accounts from the same provider. Take WebDAV and Dropbox as an example, you only need to add two accounts into MultCloud then it will provide the centralized management. Schedule task are also available under “Transfer” tab.
Well, since it’s a web app, you don’t have to install any client, saving a lot of local storage. By this token, no matter you’re using Windows or Mac, a browser is enough! (security guarantee)
*Update: MultCloud added a special Cloud Sync service now, you can use it to do sync cloud drive task directly. MultCloud provides 8 normal sync ways.