Convert ANSI to Unicode PST - Version 2.0 Convert ANSI to Unicode PST - SysTools provides Outlook PST Upgrade software to upgrade or convert Outlook PST files from ASNI to Unicode. ANSI to Unicode is the advance Outlook PST conversion tool to convert Outlook PST files and helps you to open Outlook PST files in Outlook 2007 and Outlook 2010. Convert ANSI to Unicode PST is the user friendly interface you can easily convert ANSI to Unicode PST as well as Unicode to ANSI format. Software performs both tasks Upgrade or degrades Outlook PST files. Demo version is available free of cost only for your satisfaction after your satisfaction you can buy full version of SysTools PST Upgrade software only at 49 USD.