The 2.4.1 version of Cardinal MiniLab is provided as a free download on our website. The software is included in Multimedia Tools. This tool was originally designed by Salient Sciences. The most popular versions among the software users are 2.4 and 2.3.
From the developer:
The CARDINAL MiniLab Suite is a comprehensive set of ten forensic audio software plug-ins that provides the same filters as the hardware-based CARDINAL AudioLab workstations, with a familiar user interface to the many forensic audio experts throughout the world that have been trained on these and other DAC audio clarification products.
You may want to check out more software, such as cardinalPoints, The Three Musketeers Game or Analog Lab, which might be similar to Cardinal MiniLab.