Best Simulation & CAE Software for Small Business - Page 4

How Many Simulation & CAE Software Products Does G2 Track?

Total Products under this Category: 480

Category Stats (Nov 2026)

  • Average Rating: 4.35/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Simcenter Feko (+3.37%) - Among all products in this category, Simcenter Feko recorded the largest rating increase compared to last month

Last updated: November 01, 2026

How Does G2 Rank Simulation & CAE Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 8,600+ Authentic Reviews
  • 480+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Simulation & CAE Software

G2 Grid® for Simulation & CAE Software plotting products by satisfaction and market presence

Highlighted products: SOLIDWORKS, MATLAB, Designcenter Solid Edge, Simcenter STAR-CCM+, Fidelity CFD Platform, Simcenter Simsolid, Onshape, and Autodesk Fusion.

Underlying data: [Grid® JSON](https://www.g2.com/categories/simulation-cae/grids.json?focus%5B%5D=solidworks&focus%5B%5D=matlab&focus%5B%5D=designcenter-solid-edge&focus%5B%5D=simcenter-star-ccm&focus%5B%5D=cadence-design-systems-fidelity-cfd-platform&focus%5B%5D=simcenter-simsolid&focus%5B%5D=onshape&focus%5B%5D=autodesk-fusion&segment=small-business)

Scilab

Scilab is a free open-source software for numerical computation and simulation similar to Matlab/Simulink.

Average Rating: 4.5/5.0

Total Reviews: 58

How Do G2 Users Rate Scilab?

  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 8.6/10)
  • Task: 7.7/10 (Category avg: 8.2/10)
  • Integrate: 6.7/10 (Category avg: 8.0/10)
  • Continuous event modeling: 8.2/10 (Category avg: 8.1/10)

Who Is the Company Behind Scilab?

Who Uses This Product?

  • Top Industries: Higher Education, Mechanical or Industrial Engineering
  • Company Size: 58% Small, 22% Medium

What Are Recent G2 Reviews of Scilab?

What Are G2 Users Discussing About Scilab?

DWSIM

DWSIM is an open-source CAPE-OPEN compliant chemical process simulator.

Average Rating: 4.6/5.0

Total Reviews: 30

How Do G2 Users Rate DWSIM?

  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 8.6/10)
  • Task: 8.5/10 (Category avg: 8.2/10)
  • Integrate: 8.5/10 (Category avg: 8.0/10)
  • Continuous event modeling: 8.9/10 (Category avg: 8.1/10)

Who Is the Company Behind DWSIM?

Who Uses This Product?

  • Who Uses This: Graduate Engineering Trainee
  • Top Industries: Chemicals, Oil & Energy
  • Company Size: 45% Large, 42% Small

What Are Recent G2 Reviews of DWSIM?

What Are G2 Users Discussing About DWSIM?

PSCAD

As power systems evolve, the need for accurate, intuitive simulation tools becomes more and more important. With PSCAD EMTDC you can build, simulate, and model your systems with ease, providing limitless possibilities in power system simulation. Included is a comprehensive library of system models ranging from simple passive elements and control functions, to electric machines and other complex devices.

Average Rating: 4.5/5.0

Total Reviews: 21

How Do G2 Users Rate PSCAD?

  • Has the product been a good partner in doing business?: 9.4/10 (Category avg: 8.6/10)
  • Task: 6.9/10 (Category avg: 8.2/10)
  • Integrate: 5.0/10 (Category avg: 8.0/10)
  • Continuous event modeling: 8.3/10 (Category avg: 8.1/10)

Who Is the Company Behind PSCAD?

  • Seller: Hvdc
  • HQ Location: Winnipeg, Manitoba
  • LinkedIn® Page: www.linkedin.com
    19 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Electrical/Electronic Manufacturing, Higher Education
  • Company Size: 38% Small, 35% Large

What Are Recent G2 Reviews of PSCAD?

What Are G2 Users Discussing About PSCAD?

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Vensim

Vensim is a system dynamics and continuous simulation software for business and public policy applications.

Average Rating: 4.3/5.0

Total Reviews: 26

How Do G2 Users Rate Vensim?

  • Has the product been a good partner in doing business?: 5.0/10 (Category avg: 8.6/10)
  • Task: 7.8/10 (Category avg: 8.2/10)
  • Integrate: 8.3/10 (Category avg: 8.0/10)
  • Continuous event modeling: 8.6/10 (Category avg: 8.1/10)

Who Is the Company Behind Vensim?

Who Uses This Product?

  • Top Industries: Higher Education, Research
  • Company Size: 54% Small, 29% Large

What Are Recent G2 Reviews of Vensim?

OpenFOAM

OpenFOAM is an open-source software used for computational fluid dynamics (or CFD).

Average Rating: 4.3/5.0

Total Reviews: 33

How Do G2 Users Rate OpenFOAM?

  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 8.6/10)
  • Task: 6.8/10 (Category avg: 8.2/10)
  • Integrate: 6.9/10 (Category avg: 8.0/10)
  • Continuous event modeling: 6.9/10 (Category avg: 8.1/10)

Who Is the Company Behind OpenFOAM?

Who Uses This Product?

  • Who Uses This: CAE Engineer
  • Top Industries: Mechanical or Industrial Engineering, Automotive
  • Company Size: 63% Small, 20% Large

What Are Recent G2 Reviews of OpenFOAM?

What Are G2 Users Discussing About OpenFOAM?

Modelica

Modelica is an open standard for modeling software.

Average Rating: 4.2/5.0

Total Reviews: 19

How Do G2 Users Rate Modelica?

  • Has the product been a good partner in doing business?: 9.2/10 (Category avg: 8.6/10)
  • Task: 8.8/10 (Category avg: 8.2/10)
  • Integrate: 7.8/10 (Category avg: 8.0/10)
  • Continuous event modeling: 8.0/10 (Category avg: 8.1/10)

Who Is the Company Behind Modelica?

Who Uses This Product?

  • Company Size: 57% Small, 24% Large

What Are Recent G2 Reviews of Modelica?

OpenSim

OpenSim is an open-source software system for biomechanical modeling.

Average Rating: 4.2/5.0

Total Reviews: 20

How Do G2 Users Rate OpenSim?

  • Has the product been a good partner in doing business?: 4.2/10 (Category avg: 8.6/10)
  • Task: 8.1/10 (Category avg: 8.2/10)
  • Integrate: 7.3/10 (Category avg: 8.0/10)
  • Continuous event modeling: 7.7/10 (Category avg: 8.1/10)

Who Is the Company Behind OpenSim?

Who Uses This Product?

  • Top Industries: Mechanical or Industrial Engineering
  • Company Size: 50% Small, 27% Large

What Are Recent G2 Reviews of OpenSim?

Daniel Rivera
DR
Researched and written by Daniel Rivera
Updated