Short description of SynchPst for Outlook 4.1.1: SynchPst - the easy way to synchronize data among two personal folders. Just choose either single or multiple folders/subfolders to synchronize. Synchronize all Outlook items including notes and distribution lists. Deletions are supported, too. If the selected folder does not exist in the target file, the entire folder is copied otherwise the source and target files are compared and the entries are synchronized based on a highend algorithm.