Use SysTools Compact Outlook File software to compress large sized PST files. User can compress PST file in any number in a single compression cycle. The software maintains the data integrity of the file after compression. There is a provision of removing attachments from the PST file and user can extract and shrinks the attachments too, storing contacts etc. Enhance Outlook Speed in easy steps at SysTools only. PST file compaction software compress Outlook PST files created using MS Outlook 2000/2002/XP/2003/2007. SysTools PST Compress 2.0 software is now available for download with free of cost a test drive. Demo version of PST Compaction software will save only first 10 items of every mail folders.