Download free SysInfoTools PST Split 21.9 on our software library. Please note that the software is created by SysInfoTools Software. This program is categorized as System Utilities, according to its main purpose. The most popular version of this software is 4.0. The size of the downloadable installation file is approximately 42.9 MB. Users write reviews stating that this program has such a plus as this program is reliable. The built-in antivirus system indicates that this program is safe.