The most reliable way to download HFSS for free is through the bundle. Ansys Electronics Desktop Student - Free Software Download
Ansys HFSS (High-Frequency Simulation Software) is the industry standard for 3D electromagnetic (EM) simulation, used by engineers worldwide to design antennas, RF components, and high-speed interconnects. While the full commercial version is a high-end paid tool, Ansys provides a powerful specifically for students and self-learners. How to Get HFSS Antenna Design Software Free Download hfss antenna design software free download