Split PST by Year - Version 4.1 Outlook oversize problems are one of the major issues for Outlook user. To reduce Outlook sizes various software available in market like PST merge , Outlook Attachment extractor, Split PST etc. Split PST software is best used now days to reduce Outlook PST size by splitting Outlook PST. Outlook Splitter software split Outlook PST by different option i.e. Split PST by Year, Split PST by folder, Split PST by size and Split PST by date. All types of attachments are possible to split by the software like journals, emails, notes, calendar, contacts, tasks, etc. Software support all both version of MS Outlook (32 bit and 64 bit ) and all version of MS windows 2000, 2003, 2008, XP, Vista, win 7 win 8 etc. Outlook splitter is single pane utility, no need to navigate it on other screen. By using split PST by year option you can split PST according to respective year range i.e. you can split PST by selecting year 2002 to 2010 etc. The software makes you sure that do actual data deleted or modified