Sometime how to split a large PST into multiple PST files becomes a query for user when they face the managing issue in large PST file and will face corruption issue with large PST file. PST split software will get to relive them by split heavy size PST file to new multiple PST files. GainToolsSplitPST tool is the easiest way to split PST file into multiple parts. Users can split their large Outlook PST files by different ways using this PSTSplitter software, i.e. according to the file size, year and folder. Outlook PSTSplit tool offers extensive compatibility with all Windows-based operating systems, like Windows 10, 8, 8.1, 7, Vista, 2003, XP and 2000. GainTools offers the free trial version of SplitPST tool that shows the preview of your large PST file and split 10 items of your large PST file.