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# DWSIM vs Modelica Comparison - What are their main differences?

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DWSIMModelica[+ Add Product](#)

Reviews

**DWSIM** [

4.6/5(31)

](https://www.g2.com/products/dwsim/reviews#reviews)

**Modelica** [

4.2/5(21)

](https://www.g2.com/products/modelica/reviews#reviews)

Pricing

**DWSIM**
No pricing available

**Modelica**
No pricing available

**Pricing Insights**
from reviews

Time to Implement

**DWSIM**
Not enough reviews yet

**Modelica**
Not enough reviews yet

Return on Investment

**DWSIM**
Not enough reviews yet

**Modelica**
Not enough reviews yet

Perceived Cost

**DWSIM**
$$$$$

**Modelica**
Not enough reviews yet

Average Discount

**DWSIM**
Not enough reviews yet

**Modelica**
Not enough reviews yet

Pros & Cons

**DWSIM**
Not enough data

**Modelica**
Not enough data

Ratings

Meets Requirements

**DWSIM**

9.1

9.123

**Modelica**

8.5

8.512

Ease of Use

**DWSIM**

9.3

9.322

**Modelica**

8.2

8.212

Ease of Setup

**DWSIM**
Not enough data

**Modelica**
Not enough data

Ease of Admin

**DWSIM**
Not enough data

**Modelica**
Not enough data

Quality of Support

**DWSIM**

9.2

9.222

**Modelica**

7.6

7.69

Has the product been a good partner in doing business?

**DWSIM**
Not enough data

**Modelica**
Not enough data

Product Direction (% positive)

**DWSIM**

8.3

8.321

**Modelica**

7.9

7.911

Features

Simulation & CAE[Hide 65 FeaturesShow 65 Features](javascript:void(0);)

8.7

22

8.2

11

Design

Drawing Tools

8.8(won by 0.2)

20

8.6

7

Editing Tools

8.5(won by 0.4)

20

8.1

7

3D/solid modeling Tools

8.5(won by default)

20

Not enough data

Rendering tools

8.3(won by default)

20

Not enough data

Stochastic Modeling

Not enough data

Not enough data

Presentation Tools

Not enough data

Not enough data

Tools

Fluid analysis

8.8

20

8.9(won by 0.1)

6

Finite element analysis

8.7(won by 2.4)

20

 (There is a greater than 0.5 difference between this product's rating and its competitors)

6.3

5

Multibody dynamics

8.7(won by 0.6)

21

 (There is a greater than 0.5 difference between this product's rating and its competitors)

8.1

6

Design Analysis

Not enough data

Not enough data

Work

Discrete event modeling

8.9(won by 0.4)

20

8.5

9

Continuous event modeling

8.9(won by 0.9)

20

 (There is a greater than 0.5 difference between this product's rating and its competitors)

8.0

10

Mechanical event simulation

8.5

19

8.6(won by 0.1)

7

Manufacturing process simulation

9.0(won by default)

21

Not enough data

Integrate

8.5(won by default)

20

Not enough data

Turbulence Modeling

Not enough data

Not enough data

Motion Modeling

Not enough data

Not enough data

Dynamic Modeling

Not enough data

Not enough data

Mathematical Modeling

Not enough data

Not enough data

Agent-Based Modeling

Not enough data

Not enough data

Monte Carlo Simulation

Not enough data

Not enough data

Environment

Hardware support

9.0(won by 0.7)

21

 (There is a greater than 0.5 difference between this product's rating and its competitors)

8.3

5

Command Clarity

8.8

20

8.9(won by 0.1)

9

Task

8.5(won by default)

21

Not enough data

Manage Multiple Profiles

8.4(won by default)

20

Not enough data

Additional Functionality

Activity Dashboard

Not enough data

Not enough data

Configurable Workflow

Not enough data

Not enough data

API

Not enough data

Not enough data

Data Verification

Not enough data

Not enough data

Data Visualization

Not enough data

Not enough data

Generative AI

Not enough data

Not enough data

3D Imaging

Not enough data

Not enough data

Projections

Not enough data

Not enough data

Data Import/Export

Not enough data

Not enough data

Design Management

Not enough data

Not enough data

Drag & Drop

Not enough data

Not enough data

Real-Time Monitoring

Not enough data

Not enough data

Version Control

Not enough data

Not enough data

Visual Analytics

Not enough data

Not enough data

Third-Party Integrations

Not enough data

Not enough data

Access Controls/Permissions

Not enough data

Not enough data

Workflow Management

Not enough data

Not enough data

Direct Manipulation

Not enough data

Not enough data

Scenario Planning

Not enough data

Not enough data

Product Data Management

Not enough data

Not enough data

Predictive Analytics

Not enough data

Not enough data

Change Management

Not enough data

Not enough data

Process Control

Not enough data

Not enough data

Customization

Not enough data

Not enough data

Content Library

Not enough data

Not enough data

Document Management

Not enough data

Not enough data

Real-Time Data

Not enough data

Not enough data

Reporting & Statistics

Not enough data

Not enough data

Rules-Based Workflow

Not enough data

Not enough data

File Management

Not enough data

Not enough data

Compliance Management

Not enough data

Not enough data

Policy Management

Not enough data

Not enough data

Graphical Data Presentation

Not enough data

Not enough data

Customizable Reports

Not enough data

Not enough data

Graphical Workflow Editor

Not enough data

Not enough data

Reporting/Analytics

Not enough data

Not enough data

Industry Specific Database

Not enough data

Not enough data

Project Workflow

Not enough data

Not enough data

AI Copilot

Not enough data

Not enough data

Performance Management

Not enough data

Not enough data

User Insights

Reviewers' Company Size

[![DWSIM](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_360e38de85686cf0d7ab7a64c6bff49d/dwsim.png "DWSIM")](https://www.g2.com/products/dwsim/reviews)

DWSIM

Small-Business(50 or fewer emp.)

43.3%

Mid-Market(51-1000 emp.)

13.3%

Enterprise(\> 1000 emp.)

43.3%

[![Modelica](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_01ca9a67d21a1f89186a3fe64d8c3be7/modelica.png "Modelica")](https://www.g2.com/products/modelica/reviews)

Modelica

Small-Business(50 or fewer emp.)

52.6%

Mid-Market(51-1000 emp.)

21.1%

Enterprise(\> 1000 emp.)

26.3%

Small-Business

(50 or fewer emp.)

43.3%

52.6%

Mid-Market

(51-1000 emp.)

13.3%

21.1%

Enterprise

(\> 1000 emp.)

43.3%

26.3%

Reviewers' Industry

[![DWSIM](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_360e38de85686cf0d7ab7a64c6bff49d/dwsim.png "DWSIM")](https://www.g2.com/products/dwsim/reviews)
DWSIM

Chemicals

50.0%

Oil & Energy

20.0%

Higher Education

6.7%

Research

3.3%

Professional Training & Coaching

3.3%

Other

16.7%

[![Modelica](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_01ca9a67d21a1f89186a3fe64d8c3be7/modelica.png "Modelica")](https://www.g2.com/products/modelica/reviews)
Modelica

Automotive

21.1%

Renewables & Environment

15.8%

Research

10.5%

Higher Education

10.5%

Oil & Energy

5.3%

Other

36.8%

FAQs

## DWSIM vs Modelica FAQs

Generated using AI

Last updated: August 16, 2026

### What is the difference between DWSIM vs Modelica?

DWSIM stands out for its higher user satisfaction and ease of use compared to Modelica, according to G2 reviewers.

| [DWSIM](https://www.g2.com/products/dwsim/reviews) | [Modelica](https://www.g2.com/products/modelica/reviews) |
| --- | --- |
| 4.6/5 (31 reviews) | 4.2/5 (21 reviews) |
| Small-Business | Small-Business |
| 7.0 | 5.0 |
| 9.2 | 7.6 |
| User-friendly interface and open-source flexibility | Flexible multi-domain modeling and strong library support |

### How do the pricing models of DWSIM and Modelica compare?

DWSIM is rated higher for value, with reviewers expressing greater satisfaction with its cost compared to Modelica.

- **DWSIM:** In recent reviews, many highlight DWSIM's open-source nature and free availability as a major value advantage.
- **Modelica:** Reviewers note that while Modelica offers a free version, additional libraries and commercial tools can add significant cost.

### What are the best alternatives to DWSIM and Modelica?

The top three alternatives to DWSIM and Modelica are Simcenter Amesim, MATLAB, and Scilab.

| Product | G2 Rating (reviews) | Largest Segment | Pricing Insight | Top Reviewer-Cited Strength |
| --- | --- | --- | --- | --- |
| [DWSIM](https://www.g2.com/products/dwsim/reviews) | 4.6/5 (31) | Small-Business | Open source and free | User-friendly interface and open-source flexibility |
| [Modelica](https://www.g2.com/products/modelica/reviews) | 4.2/5 (21) | Small-Business | Free version available, but commercial tools add cost | Flexible multi-domain modeling and strong library support |
| [Simcenter Amesim](https://www.g2.com/products/simcenter-amesim/reviews) | 4.4/5 (132) | Small-Business | — | Comprehensive simulation capabilities for system engineering |
| [MATLAB](https://www.g2.com/products/matlab/reviews) | 4.5/5 (771) | Small-Business | — | Powerful mathematical modeling and extensive toolboxes |
| [Scilab](https://www.g2.com/products/scilab/reviews) | 4.5/5 (64) | Small-Business | — | Open-source alternative for numerical computation |

### Which Simulation & CAE features should I prioritize when comparing DWSIM and Modelica?

Buyers should prioritize ease of use, quality of support, multi-domain modeling capabilities, and open-source flexibility when comparing DWSIM and Modelica.

- **Ease of Use:** DWSIM scores 9.3, Modelica 8.2.
- **Quality of Support:** DWSIM scores 9.2, Modelica 7.6.
- **Multi-domain Modeling:** Modelica is frequently cited for its strong multi-domain modeling and library support.
- **Open-source Flexibility:** DWSIM is consistently praised for being open source and highly accessible.

### What are the pros and cons of DWSIM vs Modelica?

DWSIM's headline strength is its user-friendly, open-source platform, while Modelica excels in flexible multi-domain modeling.

- **DWSIM strengths:** Reviewers highlight DWSIM's intuitive interface, open-source availability, and ease of learning for beginners.
- **DWSIM trade-offs:** Several reviewers mention runtime errors, occasional crashes, and a limited compound database as trade-offs.
- **Modelica strengths:** Modelica is praised for its flexibility, strong library support, and ability to model complex multi-domain systems.
- **Modelica trade-offs:** Reviewers note a steeper learning curve, challenging debugging, and additional costs for commercial libraries and tools.

### Is DWSIM or Modelica better for small businesses?

DWSIM is the better fit for small businesses, supported by its largest segment and positive reviewer sentiment.

- **DWSIM:** Small-Business is the largest segment, with reviewers consistently praising its accessibility, free availability, and ease of use for smaller organizations.
- **Modelica:** Small-Business is also the largest segment, but reviewers more frequently mention challenges with onboarding and the need for advanced modeling expertise.

### Which Simulation & CAE platform has better integrations?

DWSIM and Modelica are at parity for integrations, as no recent reviews cite specific third-party integrations for either product.

- **DWSIM:** No recent reviewer-cited integrations.
- **Modelica:** No recent reviewer-cited integrations.

### How do DWSIM and Modelica compare on customer support?

DWSIM outperforms Modelica on Quality of Support by a material margin of 1.6 points (9.2 vs 7.6).

- **DWSIM:** Reviewers frequently praise responsive developer support and rapid bug fixes.
- **Modelica:** Reviewers describe support as adequate but note challenges with documentation and community responsiveness.

### Which is easier to implement, DWSIM or Modelica?

DWSIM is easier to implement than Modelica, with a 2-point advantage in Ease of Setup (7.0 vs 5.0).

- **DWSIM:** Reviewers consistently describe a straightforward setup process and rapid onboarding for new users.
- **Modelica:** Reviewers mention a higher learning curve and more complex setup, especially for beginners.

Alternatives

**DWSIM Alternatives**

 ![PRO/II Process Engineering (powered by SimSci)](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_a7d70d76369090e123f1d2680d0a885c/pro-ii-process-engineering-powered-by-simsci.jpg "PRO/II Process Engineering (powered by SimSci)")

[
PRO/II Process Engineering...
](/products/pro-ii-process-engineering-powered-by-simsci/reviews)

 ![MATLAB](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_d5738f5e7922b4552c3ba543a2b9dee6/matlab.jpeg "MATLAB")

[
MATLAB
](/products/matlab/reviews)

 ![Autodesk Fusion](https://images.g2crowd.com/uploads/product/hd_favicon/28ab5b3990e257fc5851e9730734a9cc/autodesk-fusion.svg "Autodesk Fusion")

[
Autodesk Fusion
](/products/autodesk-fusion/reviews)

 ![Onshape](https://images.g2crowd.com/uploads/product/hd_favicon/64b9ed904ebc3f3bc714a720216f40d4/onshape.svg "Onshape")

[
Onshape
](/products/onshape/reviews)

**Modelica Alternatives**

 ![Simcenter Amesim](https://images.g2crowd.com/uploads/product/hd_favicon/a536d7a8c281cd06128c8aab580e663a/simcenter-amesim.svg "Simcenter Amesim")

[
Simcenter Amesim
](/products/simcenter-amesim/reviews)

 ![Scilab](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_6e50bdab7bc21f5fa01a7bd2ca7f33da/scilab.jpg "Scilab")

[
Scilab
](/products/scilab/reviews)

 ![MATLAB](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_d5738f5e7922b4552c3ba543a2b9dee6/matlab.jpeg "MATLAB")

[
MATLAB
](/products/matlab/reviews)

 ![COMSOL Multiphysics®](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_430788c054407e86310771e320229ed1/comsol-multiphysics.jpg "COMSOL Multiphysics®")

[
COMSOL Multiphysics®
](/products/comsol-multiphysics/reviews)

## DWSIM vs Modelica

- Reviewers felt that DWSIM meets the needs of their business better than Modelica.
- When comparing quality of ongoing product support, reviewers felt that DWSIM is the preferred option.
- For feature updates and roadmaps, our reviewers preferred the direction of DWSIM over Modelica.