MailsDaddy PST Split Tool is a professional solution designed to split large Outlook PST files into smaller, manageable PST files. It provides multiple splitting options, including splitting by size, date, email ID, and folder, allowing users to organize mailbox data according to their requirements. The tool supports ANSI and Unicode PST files, multiple PST files, and preserves important mailbox elements such as emails, attachments, contacts, calendars, tasks, and folder structure.