GainTools Split PST Tool is a efficient solution designed to keep Microsoft Outlook running smoothly by splitting large PST files into smaller parts. Outlook issues, sluggish performance, and even data damage are common when PST files are too big. This powerful tool lets users safely split large PST files by size, year or folder without changing the way the data is structured. The utility keeps all of the data safe during splitting, including emails, contacts, calendars, attachments and other items in the mailbox. It works with all major versions of MS Outlook and Windows, therefore it can be used by both individuals and businesses. The software has a basic, easy-to-use interface that lets anyone, even those who aren’t tech-savvy, divide PST files with only a few clicks. It makes Outlook run better and helps users manage large PST data without losing any of it.