Your sync-software can sync only default Outlook folders? OLMixedFolders can synchronize any Microsoft Outlook subfolder or Exchange public folders with the Outlook default folder. It uses categories to keep in touch with the origin folder.
This software is not reviewed yet.
OLFolderSync can synchronize any Microsoft Outlook folder with anyone else's. Synchronization of these folders runs as a background service facilitated by OLFolderSync synchronize messages.
This synchronizes your Outlook appointments over E-Mail