PST Split Application Tool - Version 4.0 The big question is what to do after oversized PST files? You can cut PST file into smaller fragments, then your oversized PST file problem solve. PST split application tool is successful tact to apply on Outlook and split large PST files into smaller fractions. PST split application easily run on all Outlook and Windows versions. Use PST cutting software easily split all item of Outlook like: contacts, calendars, inbox, journals, to do list, task, address book and attachments. Cut PST utility user friendly tool novice user easily use and split massive PST files into smaller parts. PST split application tool has 5 tact*Split PST by size*Split PST by sender emails*Split PST by date*Split PST by year*Split PST by folders/selected folders.You can run PST split application on your system and download trail out which split first 50 Outlook PST files into smaller segments. Take complete process