Mail Merge In Outlook - Version 3.1 Merge multiple PST files software can combine two PST files and also merge extra large PST files into single PST files without any complication. With the help of merge PST folder application you can save your precious time. PST Merge is an external solution for Outlook professional to merge UNLIMITED PST files into single PST file without any loses of original information. Merge Outlook archive software have lots of benefits to handling slow Outlook performance see below:-* Proper PST Management: it is well known that managing single Outlook PST files is much easier task as compare to multiple collections of Outlook PST files so, quickly use Outlook mail merge tool to perform this merging task. * Capable to merge entire PST: Combine Outlook PST software successfully perform mail merge in Outlook with all attachments into single PST. * Simple GUI: you can directly interact with software, don't require another utility. For archive this purpose you can use DEMO version