Split PST File - Version 2.2 How to split PST file- Some time MS Outlook works badly due to heavy PST size. At that case you need to split PST file into multiple chunks. Large PST file reduce the performance of MS Outlook as yet hamper your Outlook PST data. Split PST tool helps you to split large PST file with three advance option like date, size and year, you can choose your appropriate option. This advance software split entire PST file items like email, calendars contacts, task, journal etc. Software supports all versions of MS Outlook and Win OS. Try the free demo utility of split PST tool which helps you to split 50 Outlook PST items free of cost. Visit to read more- http://www.outlookconversion.org/split-pst-file.pst.