Crop Bigger PST File - Version 4.1 Some Outlook users think like why Outlook PST splitting is necessary? Simple answer is to reduce Outlook PST size and increase Outlook PST performance we need to crop bigger Outlook PST size into smaller PST. Use Split PST software, which is most trustworthy and more reliable to split Outlook PST size. The software has tendency to crop entire database Of Outlook PST mailbox like journals, notes, folders, emails, contacts, calendars etc. Split PST software is single panel utility no need to navigate it on other screen. Outlook PST splitter provides you four different options to split Outlook PST i.e.• Split PST by Size• Split PST by Year• Split PST by Folder• Split PST by DateIf still having any mystification regarding how to and why to split Outlook PST then try out our free trail demo version that allow users to split first 50 emails