Apps similar to DWSIM include Aspen Plus. It's paid, but COCO Simulator is free. Other options are CADSIM Plus, CHEMCAD, Aspen HYSYS and Pro/II. In total there are six apps like DWSIM for Windows.
Aspen Plus is a market-leading process modeling environment for conceptual design, optimization, and performance monitoring for the chemical, polymer, specialty chemical, metals and minerals, and coal power industries.
United States
COCO (CAPE-OPEN to CAPE-OPEN) is a free-of-charge CAPE-OPEN compliant steady-state simulation environment consisting of the following components:
CADSIM Plus is a chemical simulation software that performs mass & energy balances and simulate dynamic conditions. It's a first-principles dynamic process simulator and a full-featured Computer Assisted Drawing (CAD) front-end in one package.
United States
CHEMCAD is Chemstations’ intuitive suite of chemical process simulation software that broadens an engineer’s capabilities and increases productivity. CHEMCAD supercharges an engineer’s efficiency when facing the toughest chemical process models or addressing day-to-day...
United States
Aspen HYSYS (or simply HYSYS) is a chemical process simulator used to mathematically model chemical processes, from unit operations to full chemical plants and refineries.
PRO/II® process simulation software is a steady-state simulator enabling improved process design and operational analysis. It is designed to perform rigorous heat and material balance calculations for a wide range of chemical processes.
