PST Upgrade is safe and helpful software. Using this PST Upgrade software you can easily upgrade or degrade Outlook PST files and increase Outlook PST file size. It is one of the professional utility to convert old PST to new PST files. By using ANSI to Unicode converter users can easily upgrade and degrade PST file format very easily without any obscurity. During the process it keeps all the data safe and secure. Using this PST Upgrade software you can easily upgrade or degrade Outlook PST files and increase Outlook PST file size. This utility can convert Outlook PST 2GB to 2GB without increasing the size of Outlook mail box. PST upgrade software easy to use and convert all PST items like contacts, calendar, task and calendar from ANSI to Unicode and Unicode to ANSI PST file format. It gives you facility to store more data in new Outlook utility without concerned of data corruption. With the help of PST conversion tool users easily access their old Outlook PST data in New Outlook editions. Download free demo version of PST conversion tool to convert first 15 emails per Outlook folders from PST file. To convert unlimited PST files, you need to invest in full licensed version of the tool at only $49. Still, if you have any doubt regarding this application and you need more info then you can contact with my support team which is avail 24x7 at free of cost.