Aspen Plus Alternatives

    Aspen Plus is described as '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'. There are more than 10 alternatives to Aspen Plus for Windows, Linux and Mac. The best alternative is DWSIM, which is both free and Open Source. Other great apps like Aspen Plus are Engineering Equation Solver (Paid), COCO Simulator (Free), Engineering Base by AUCOTEC (Paid) and GateCycle Software (Paid).

    This page was last updated Sep 20, 2021

      • FreeOpen Source
      • Windows
      • Linux
      DWSIM is an open-source CAPE-OPEN compliant chemical process simulator for Windows and Linux. Built on the top of the Microsoft .NET 4.
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      Most users think DWSIM is a great alternative to Aspen Plus.
    1. EES (pronounced 'ease') is a general equation-solving program that can numerically solve thousands of coupled non-linear algebraic and differential equations.


      • FreeProprietary
      • Windows
      COCO (CAPE-OPEN to CAPE-OPEN) is a free-of-charge CAPE-OPEN compliant steady-state simulation environment consisting of the following components:
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    2. Cooperative platform Engineering Base - central data management plus intelligent, team-oriented editing.
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    3. GateCycle plant performance monitoring software predicts design and off-design performance of combined cycle plants, fossil boiler plants, nuclear power plants, cogeneration systems, combined heat-and-power plants, advanced gas turbine cycles and many other energy systems.


      • Windows
      TRNSYS is a transient systems simulation program with a modular structure. It recognizes a system description language in which the user specifies the components that constitute the system and the manner in which they are connected.
    4. CHEMCAD is Chemstations’ intuitive suite of chemical process simulation software that broadens an engineer’s capabilities and increases productivity.
      • Windows
      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.
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      • Windows
      A steady-state process simulator for the oil, gas, and chemical industries with a graphical user interface, unit operations, flow sheet representation, and physical properties.
    5. EBSILON®Professional is a system that simulates thermodynamic cycle processes and is used for engineering, designing, and optimizing plants.
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    Showing 10 of 11 alternatives