Get the efficient ANSI PST to Unicode PST conversion tool to upgrade PST files or convert Outlook PST to Unicode Outlook format. This advance Outlook PST file size maximum tool helps user to import PST file into Outlook 2003, 2007, 2010 (32-bit). Using Outlook PST file conversion tool easily extend Outlook personal folder size limit from 2GB to 20GB and move PST file to Outlook 2007. Outlook Upgrade tool can be used as ANSI to Unicode converter or Unicode to ANSI converter tool to open Outlook PST files in Outlook 2003/2007 and vice versa. PST File conversion program support to transfer all the email folders like Inbox, Outbox, Sent Items, Drafts, Deleted Items and Contacts etc. Many users want to switch between ANSI PST to Unicode PST and Unicode PST to ANSI PST, Now with the help of SysTools PST upgrade you can efficiently upgrade and degrade of your Outlook environment. PST file converter tool allows users to convert ANSI PST (Microsoft Outlook 2000/2002/XP) to Unicode PST (Microsoft Outlook 2003/2007). Demo version of Upgrade PST tool allows users to convert only first 3 folders of Outlook PST, if you want to get complete PST Conversion then purchase full pro version which is available in the market just at $49 (personal license for single user only).