Downloading PSTSync 2.9.0914 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available.
We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software. The most popular versions of the software 2.9, 2.8 and 2.6. Commonly, this program's installer has the following filenames: PSTSync.exe and PSTSyncupdate.exe etc. The program is included in Communication Tools. This software is a product of Aminsoft LLC.
From the developer:
PSTSync is a tool that accurately synchronizes Outlook PST files. The program is flexible enough to let you select only the folders you want to sync. PSTSync provides tools to keep your PSTSync safe by offering PST file encryption, PST Password settings, PST file FTP backup, etc.
You may want to check out more software, such as BackRex Outlook Express Backup, SysSense or 4Team Duplicate Killer, which might be related to PSTSync.