If you have used SyncToy for some time, you may have noticed that it does sometime throw up some strange errors especially when you are trying to run a preview the changes made to a folder pair.
SugarSync offers a convenient way to backup your computer files online and you can also access them from other computers.
You can sychronize FeedDemon feeds with your online Google Reader account and read feeds on the desktop or inside the web browser.
GoodSync can be used to sync files and folders between multiple computers, removable hard drives, USB sticks and even remote FTP sites.
Download BlackBerry Media Sync - a free software to help you copy music files from computer to the BlackBerry phone using iTunes media player.