I understand you're looking for help with on a Mac . Here’s a clear, honest, and helpful breakdown of your options, since there’s no direct Mac version. 1. The Short Answer There is no native macOS version of Aspen HYSYS. AspenTech only releases HYSYS for Windows . You cannot download a .dmg or Mac installer from their official site.
If you give me more details (Intel or Apple Silicon Mac, student or professional, budget), I can tailor the advice further. Aspen Hysys Download Mac