Split up PST - Version 4.0 Split up PST file into distinct parts by using Outlook splitter software. This amazing tool works on entire versions of MS Outlook and Operating Systems. If you are in search to get such type of solution then defiantly Split PST Software will helps you. Single tool and multiple facilities, look here1. Outside PST split, split up PST, reduce PST file size, truncate Outlook PST file size2. Increase the overall performance of Outlook3. Split up PST by Date4. Split up PST by Year5. Split up PST by Size6. Split up PST by Folders7. Split up PST by Selected folders. Check software through Demo version and split 50 large sized PST files into smaller once. You can carry with us if you want to split UNLIMITED Outlook PST files, bur personal license key only. Full cost of complete version is $49 if you go for personal license where you are authorize to use the software on 2 different machines but if you want to go for its business