Microsoft had a sync facility in Windows 98, 2K and probably still has it in XP (maybe 95)? I tried it once but never trusted it. People have trouble implementing sync. This sounds a bit sympler; I wonder if it uses the psync source.
QuickSync is the easy folder sync utility for PowerBook and hand held owners. QuickSync can be used with jump drives, Hand helds, iPods or users of any other device that mounts as a drive on your desktop. This application can be used to keep your mp3 collection or important files up to date. QuickSync features Single or Bi-direction sync, automatic sync which detects devices as they are plugged in, the syncronizes the selected folders automaticaly. QuickSync is drag and drop aware, easy to use and cost effective.