Outlook OST File Splitter is the most well-known software that allows users to split MS Outlook OST files into smaller. This software will enable users to split a large OST file into multiple OST files without losing any data. We are all aware that Outlook uses the OST file format. Outlook installation is not mandatory to break the huge size of the OST file, and Outlook mailboxes are occasionally surpassed to their maximum size, which causes issues. As a result, this software can assist users in freeing up the server mailbox, which is limited. This software offers the best feature that allows it to split the OST file in various ways, including split OST by size, split OST by date, etc. As a result, users may quickly select the file to split the file based on several parameters. The software splits OST files and can successfully split Outlook ANSI and UNICODE OST files. There are options to create single PST files or even different Outlook PST files after splitting OST files. The OST file also makes a password to protect the PST file. After splitting up the OST file and saving it into multiple Outlook data files, users can easily access it with MS Outlook. The software can split OST files of all MS Outlook / Exchange Versions. This software includes a basic and easy-to-use Graphical User Interface that makes work easier for technical and non-technical users. OST Splitter Tool is created so that it is generally compatible and runs on all current and lowest versions of Windows Operating Systems such as Outlook 2013, 2016, 2019, and older versions of OST files.