Modern Ansys relies on HPC licenses to use multiple cores. Cracked versions typically spoof a single "Academic Research" license. This means:
Ansys offers a free student version directly from their website (no crack needed). ansys kuyhaa
For a student or a small startup, the retail price of Ansys (which can exceed $30,000 per license per year) is astronomical. "Ansys Kuyhaa" promises the full power of multiphysics simulation for the price of a hard drive. Modern Ansys relies on HPC licenses to use multiple cores