KDETools is a perfect tool to convert MBOX file (Thunderbird, Apple Mac Mai & other supportive email clients) to Outlook PST file format. This tool can convert multiple MBOX files into single PST file. This MBOX file conversion software can export MBOX file into multiple file types like MSG, EML, EMLX, HTML and PDF file format. The tool provides an option to "Split PST" file to avoid oversized PST file. With this tool, you can filter your data between a specific date range. This is the advance tool which allows users to import MBOX file to Office 365 and Live Exchange server.