Licensing Pathloss 5 legitimately is not cheap. Legacy price information (2009) shows a for the basic PL5B at Cdn $2,800; the full PL5T option was Cdn $5,800. Those prices are in Canadian dollars and from an interim release more than a decade ago, but it gives a sense of the investment involved. Modern pricing would likely be higher.
Microwave Radio Link Design and Planning Software - Pathloss
Pathloss 5 is a popular software tool used for designing and optimizing wireless communication networks. Developed by Pathloss, Inc., it provides a comprehensive platform for engineers and telecom professionals to plan, design, and optimize wireless networks, including cellular, Wi-Fi, and microwave links.