By using Toolsbaer Outlook PST Split Tool, you can easily split PST files. For this, you should use sophisticated PST splitter software. It splits and cuts large Outlook PST files easily as it is well-designed and has an easy-to-use interface. The application supports all Mac OS and windows versions. Here are some of the incredible capabilities provided by the software for simple PST file splitting. Support the ability to find PST files on a certain, chosen drive. Supported by any version of Microsoft Outlook from 2003 to 2021. You can split PST files using split software.