AspenTech Aspen HYSYS
Aspen HYSYS is the global standard process simulator for upstream oil & gas, refining, and gas processing — steady-state and dynamic simulation, pipeline networks, equipment sizing, and operations analytics.
Full Pricing Breakdown
Key Capabilities
Technical Audit
The Pros
- Industry default for upstream and midstream process simulation
- Excellent dynamic simulation capability
- Tight integration with the wider AspenTech suite
The Cons
- Top-tier enterprise pricing
- Windows-only
- Steep onboarding curve
CADGuide Verdict
Final Professional Conclusion
"If you simulate refineries or oil-and-gas processing for a living, HYSYS is on your desk."
Expert Q&A
?What is AspenTech Aspen HYSYS used for?
Process simulation for oil & gas, refining, and gas processing — the upstream standard. AspenTech Aspen HYSYS is a CAE / CAM solution widely adopted in Oil & Gas, Refining, Chemical.
?How much does AspenTech Aspen HYSYS cost?
AspenTech Aspen HYSYS starts at $25,000 per seat on a subscription license. Volume, network, and educational tiers are typically available — contact the vendor for an enterprise quote.
?Is there a free version of AspenTech Aspen HYSYS?
AspenTech Aspen HYSYS is a commercial product without a free permanent tier. Most vendors offer a 15-30 day evaluation on request; verified educational seats are typically free for students.
?What operating systems does AspenTech Aspen HYSYS support?
AspenTech Aspen HYSYS runs on Windows.
?Which file formats does AspenTech Aspen HYSYS support?
AspenTech Aspen HYSYS works with standard CAE / CAM interchange formats including STEP, IGES, and native NC formats. Check the vendor's official documentation for the complete list of supported import and export options.
?What are the best alternatives to AspenTech Aspen HYSYS?
The closest alternatives within the CAE/CAM space are ANSYS Workbench, Simcenter STAR-CCM+, CAESAR II. The right fit depends on whether you prioritise file-format compatibility, geometry kernel, ecosystem of plugins, or pricing model — compare them side-by-side using the CADGuide comparison tool.
