# Rhinoceros, TRNSYS, SketchUp vs Ansys Fluent Comparison

| | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Star Rating** | 4.4 out of 5 | 4.3 out of 5 | 4.5 out of 5 | 4.5 out of 5 | 
| **Total Reviews** | 192 | 23 | 1,327 | 122 | 
| **Largest Market Segment** | Small-Business (55.7% of reviews) | Small-Business (45.5% of reviews) | Small-Business (75.6% of reviews) | Small-Business (40.2% of reviews) | 
| **Entry Level Price** | $495 | No pricing available | $129.00 1 Seats Per Year | No pricing available | 

---
## Top Pros & Cons

### Rhinoceros

Pros:
- 3D Modeling (3 reviews)
- Ease of Use (3 reviews)

Cons:
- Lack of Features (2 reviews)
- 3D Modeling (1 reviews)

### TRNSYS

**Not enough data**

### SketchUp

Pros:
- Ease of Use (14 reviews)
- 3D Modeling (10 reviews)

Cons:
- Poor Rendering Quality (7 reviews)
- Expensive (5 reviews)

### Ansys Fluent

**Not enough data**

---
## Ratings Comparison
| Rating | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
  | **Meets Requirements** | 8.6 (171 reviews) | 8.7 (19 reviews) | 8.5 (1136 reviews) | 8.9 (91 reviews) | 
  | **Ease of Use** | 7.9 (173 reviews) | 7.8 (19 reviews) | 8.9 (1154 reviews) | 8.0 (91 reviews) | 
  | **Ease of Setup** | 8.9 (25 reviews) | Not enough data | 9.0 (272 reviews) | 8.5 (23 reviews) | 
  | **Ease of Admin** | 7.9 (15 reviews) | Not enough data | 8.3 (104 reviews) | 8.2 (18 reviews) | 
  | **Quality of Support** | 7.8 (141 reviews) | 8.2 (17 reviews) | 8.1 (905 reviews) | 8.5 (88 reviews) | 
  | **Has the product been a good partner in doing business?** | 8.3 (12 reviews) | Not enough data | 8.5 (101 reviews) | 9.1 (17 reviews) | 
  | **Product Direction (% positive)** | 8.5 (168 reviews) | 4.8 (18 reviews) | 8.2 (1123 reviews) | 8.7 (90 reviews) | 

---
## Pricing

### Rhinoceros

#### Entry-Level Pricing

Plan: Rhino 5 for Windows Upgrade

Price: $495


[Browse all 2 editions](https://www.g2.com/products/rhinoceros/pricing)

#### Free Trial

No

### TRNSYS

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### SketchUp

#### Entry-Level Pricing

Plan: Go Subscription

Price: $129.00 1 Seats Per Year

Description: Design & collaborate anywhere.

Key Features:
- Web & iPad based 3D Modeling Platform
- Unlimited Cloud Storage on Trimble Connect
- Community Support and SketchUp Help Center Access

[Browse all 3 editions](https://www.g2.com/products/sketchup/pricing)

#### Free Trial

Yes

### Ansys Fluent

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

---
## Features Comparison By Category

### Building Design and Building Information Modeling (BIM)

| Product | Score | Reviews |
|---|---|---|
| **Rhinoceros** | N/A | N/A |
| **TRNSYS** | N/A | N/A |
| **SketchUp** | 7.3/10 | 317 |
| **Ansys Fluent** | N/A | N/A |

#### Design

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Visualizing** | Not enough data | Not enough data | 8.9 (298 reviews) | Not enough data | 
| **Rendering** | Not enough data | Not enough data | 7.8 (296 reviews) | Not enough data | 
| **Drawing** | Not enough data | Not enough data | 8.7 (297 reviews) | Not enough data | 
| **Editing** | Not enough data | Not enough data | Feature Not Available | Not enough data | 
| **Sequence Steps** | Not enough data | Not enough data | 7.9 (271 reviews) | Not enough data | 
| **Dynamic Updating** | Not enough data | Not enough data | 7.6 (221 reviews) | Not enough data | 

#### Collaboration

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Multi User** | Not enough data | Not enough data | 6.8 (222 reviews) | Not enough data | 
| **File Import/Export** | Not enough data | Not enough data | 8.3 (293 reviews) | Not enough data | 
| **Annotating ** | Not enough data | Not enough data | 7.1 (269 reviews) | Not enough data | 
| **Document Storage** | Not enough data | Not enough data | 7.5 (259 reviews) | Not enough data | 

#### Construction

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Fabrication** | Not enough data | Not enough data | 7.5 (239 reviews) | Not enough data | 
| **Reinforcement Tools** | Not enough data | Not enough data | Feature Not Available | Not enough data | 
| **Clash Detection ** | Not enough data | Not enough data | 6.6 (216 reviews) | Not enough data | 
| **Grading** | Not enough data | Not enough data | 6.8 (201 reviews) | Not enough data | 
| **Earthwork** | Not enough data | Not enough data | 6.5 (190 reviews) | Not enough data | 

#### Generative AI

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 6.2 (118 reviews) | Not enough data | 
| **AI Text Summarization** | Not enough data | Not enough data | 6.1 (118 reviews) | Not enough data | 
| **AI Text-to-3D** | Not enough data | Not enough data | 6.4 (119 reviews) | Not enough data | 

#### Common Data Environment (CDE) - Building Design and Building Information Modeling

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Role-Based Access** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Centralized Data Management** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Cost Estimation - Building Design and Building Information Modeling

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Lifecycle Cost Tracking** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Quantity Takeoff & Cost Estimation** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Electrical & Circuit Design - Building Design and Building Information Modeling

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Clash Detection** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Electrical System Modeling** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **MEP Coordination** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Load Calculation & Analysis** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Interoperability with BIM & CAD** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Circuit Design Integration** | Not enough data | Not enough data | Not enough data | Not enough data | 

### 3D Modeling

| Product | Score | Reviews |
|---|---|---|
| **Rhinoceros** | N/A | N/A |
| **TRNSYS** | N/A | N/A |
| **SketchUp** | 7.1/10 | 293 |
| **Ansys Fluent** | N/A | N/A |

#### Design

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Sculpting** | Not enough data | Not enough data | 7.0 (275 reviews) | Not enough data | 
| **Topology** | Not enough data | Not enough data | 6.9 (268 reviews) | Not enough data | 
| **Drawing** | Not enough data | Not enough data | 8.2 (272 reviews) | Not enough data | 
| **Brush Variety ** | Not enough data | Not enough data | 6.4 (265 reviews) | Not enough data | 
| **Effects** | Not enough data | Not enough data | 7.0 (266 reviews) | Not enough data | 

#### Move

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Animate** | Not enough data | Not enough data | 6.6 (264 reviews) | Not enough data | 
| **Render** | Not enough data | Not enough data | 7.5 (271 reviews) | Not enough data | 
| **Views** | Not enough data | Not enough data | 8.4 (274 reviews) | Not enough data | 

#### Store & Manage

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Pipeline ** | Not enough data | Not enough data | 6.7 (253 reviews) | Not enough data | 
| **Controls** | Not enough data | Not enough data | 7.6 (260 reviews) | Not enough data | 
| **Template library ** | Not enough data | Not enough data | 7.7 (262 reviews) | Not enough data | 

#### Generative AI

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **AI Text-to-Image** | Not enough data | Not enough data | 6.1 (248 reviews) | Not enough data | 
| **AI Text-to-3D** | Not enough data | Not enough data | 6.2 (246 reviews) | Not enough data | 

### General-Purpose CAD

| Product | Score | Reviews |
|---|---|---|
| **Rhinoceros** | 8.9/10 | 8 |
| **TRNSYS** | N/A | N/A |
| **SketchUp** | 8.2/10 | 329 |
| **Ansys Fluent** | N/A | N/A |

#### Design

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Drawing** | 9.7 (6 reviews) | Not enough data | 8.7 (305 reviews) | Not enough data | 
| **Modeling** | 10.0 (7 reviews) | Not enough data | 8.9 (308 reviews) | Not enough data | 
| **Visualize ** | 8.9 (6 reviews) | Not enough data | 8.9 (308 reviews) | Not enough data | 
| **Rendering** | 6.0 (5 reviews) | Not enough data | 7.7 (294 reviews) | Not enough data | 

#### Edit

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **File Import ** | 9.0 (5 reviews) | Not enough data | 8.1 (297 reviews) | Not enough data | 
| **Push/Pull** | Not enough data | Not enough data | 9.1 (305 reviews) | Not enough data | 
| **Views** | Not enough data | Not enough data | 8.8 (304 reviews) | Not enough data | 
| **Grips ** | 9.7 (5 reviews) | Not enough data | 8.3 (290 reviews) | Not enough data | 

#### Collaboration

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Annotate** | 8.7 (5 reviews) | Not enough data | 7.4 (265 reviews) | Not enough data | 
| **Documentation ** | Not enough data | Not enough data | 7.5 (264 reviews) | Not enough data | 
| **Data Extract** | Not enough data | Not enough data | 7.3 (244 reviews) | Not enough data | 

### Simulation & CAE

| Product | Score | Reviews |
|---|---|---|
| **Rhinoceros** | N/A | N/A |
| **TRNSYS** | 7.9/10 | 16 |
| **SketchUp** | N/A | N/A |
| **Ansys Fluent** | 7.8/10 | 69 |

#### Design

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **3D/solid modeling Tools** | Not enough data | 7.9 (8 reviews) | Not enough data | 7.8 (60 reviews) | 
| **Drawing Tools** | Not enough data | 8.9 (9 reviews) | Not enough data | 7.5 (59 reviews) | 
| **Editing Tools** | Not enough data | 8.3 (10 reviews) | Not enough data | 7.5 (60 reviews) | 
| **Rendering tools** | Not enough data | 8.8 (7 reviews) | Not enough data | 7.6 (58 reviews) | 

#### Tools

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Fluid analysis** | Not enough data | 7.5 (10 reviews) | Not enough data | 9.0 (63 reviews) | 
| **Finite element analysis** | Not enough data | 7.5 (8 reviews) | Not enough data | 8.3 (61 reviews) | 
| **Multibody dynamics** | Not enough data | 7.1 (8 reviews) | Not enough data | 7.8 (55 reviews) | 

#### Work

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Discrete event modeling** | Not enough data | 7.9 (8 reviews) | Not enough data | 7.5 (53 reviews) | 
| **Continuous event modeling** | Not enough data | 8.2 (10 reviews) | Not enough data | 8.1 (53 reviews) | 
| **Mechanical event simulation** | Not enough data | 7.4 (9 reviews) | Not enough data | 8.0 (53 reviews) | 
| **Manufacturing process simulation** | Not enough data | 6.7 (6 reviews) | Not enough data | 7.2 (49 reviews) | 
| **Integrate** | Not enough data | 8.1 (9 reviews) | Not enough data | 8.0 (53 reviews) | 

#### Environment

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Hardware support** | Not enough data | 8.3 (8 reviews) | Not enough data | 7.2 (49 reviews) | 
| **Task** | Not enough data | 8.0 (10 reviews) | Not enough data | 8.0 (53 reviews) | 
| **Manage Multiple Profiles** | Not enough data | 7.8 (6 reviews) | Not enough data | 7.2 (52 reviews) | 
| **Command Clarity** | Not enough data | 7.7 (10 reviews) | Not enough data | 7.9 (58 reviews) | 

### Urban Planning and Design

| Product | Score | Reviews |
|---|---|---|
| **Rhinoceros** | N/A | N/A |
| **TRNSYS** | N/A | N/A |
| **SketchUp** | 7.5/10 | 166 |
| **Ansys Fluent** | N/A | N/A |

#### Plan

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Documentation** | Not enough data | Not enough data | 7.3 (144 reviews) | Not enough data | 
| **Sequence** | Not enough data | Not enough data | 7.4 (141 reviews) | Not enough data | 
| **Annotate** | Not enough data | Not enough data | 6.6 (138 reviews) | Not enough data | 
| **Collaborate** | Not enough data | Not enough data | 6.9 (133 reviews) | Not enough data | 

#### Design

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **3D Modeling** | Not enough data | Not enough data | 9.0 (158 reviews) | Not enough data | 
| **3D Rendering** | Not enough data | Not enough data | 7.9 (158 reviews) | Not enough data | 
| **2D Modeling** | Not enough data | Not enough data | 7.5 (147 reviews) | Not enough data | 
| **Editing** | Not enough data | Not enough data | 8.0 (156 reviews) | Not enough data | 

#### Analysis

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Sustainability** | Not enough data | Not enough data | 7.2 (132 reviews) | Not enough data | 
| **Liveability** | Not enough data | Not enough data | Feature Not Available | Not enough data | 
| **Movement** | Not enough data | Not enough data | 7.3 (133 reviews) | Not enough data | 

### Architectural Rendering

| Product | Score | Reviews |
|---|---|---|
| **Rhinoceros** | N/A | N/A |
| **TRNSYS** | N/A | N/A |
| **SketchUp** | 7.2/10 | 478 |
| **Ansys Fluent** | N/A | N/A |

#### Library

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Objects** | Not enough data | Not enough data | 8.1 (460 reviews) | Not enough data | 
| **Materials** | Not enough data | Not enough data | 7.4 (464 reviews) | Not enough data | 

#### Rendering

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Textures** | Not enough data | Not enough data | 7.3 (453 reviews) | Not enough data | 
| **Shading** | Not enough data | Not enough data | 7.7 (448 reviews) | Not enough data | 
| **Lighting** | Not enough data | Not enough data | 6.9 (444 reviews) | Not enough data | 
| **Exterior Rendering** | Not enough data | Not enough data | 7.4 (436 reviews) | Not enough data | 
| **Aerial Rendering** | Not enough data | Not enough data | 7.3 (411 reviews) | Not enough data | 
| **Atmospheric rendering** | Not enough data | Not enough data | 6.5 (394 reviews) | Not enough data | 

#### Integrations

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **BIM Integration** | Not enough data | Not enough data | 6.5 (368 reviews) | Not enough data | 
| **3D Rendering Integration** | Not enough data | Not enough data | 7.9 (420 reviews) | Not enough data | 

#### Generative AI

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **AI Text-to-3D** | Not enough data | Not enough data | 6.2 (238 reviews) | Not enough data | 

### Mechanical Computer-aided Design (MCAD)

| Product | Score | Reviews |
|---|---|---|
| **Rhinoceros** | N/A | N/A |
| **TRNSYS** | N/A | N/A |
| **SketchUp** | N/A | N/A |
| **Ansys Fluent** | N/A | N/A |

#### Tools - Mechanical Computer-aided Design (MCAD)

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **3D/solid modeling Tools** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Rendering Tools** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Drawing Tools** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Editing Tools** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Text Editing Tools** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### File Options - Mechanical Computer-aided Design (MCAD)

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Export Files** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Import Files** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **File Interoperability** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Backwards compatibility** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **File size** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Customization - Mechanical Computer-aided Design (MCAD)

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Custom Commands** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Custom Scripts** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Custom Menus** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Custom Interface** | Not enough data | Not enough data | Not enough data | Not enough data | 

#### Environment - Mechanical Computer-aided Design (MCAD)

| Feature | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Hardware support** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Task-based interfaces** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Manage Multiple Profiles** | Not enough data | Not enough data | Not enough data | Not enough data | 
| **Command Clarity** | Not enough data | Not enough data | Not enough data | Not enough data | 

---
## Categories

**Unique to Rhinoceros (2):** [Mechanical Computer-aided Design (MCAD) Software](https://www.g2.com/categories/mechanical-computer-aided-design-mcad), [General-Purpose CAD Software](https://www.g2.com/categories/general-purpose-cad)

**Unique to TRNSYS (1):** [Simulation & CAE Software](https://www.g2.com/categories/simulation-cae)

**Unique to SketchUp (6):** [Urban Planning and Design Software](https://www.g2.com/categories/urban-planning-and-design), [Sketching Software](https://www.g2.com/categories/sketching), [Building Design and Building Information Modeling (BIM) Software](https://www.g2.com/categories/building-design-and-building-information-modeling-bim), [General-Purpose CAD Software](https://www.g2.com/categories/general-purpose-cad), [3D Modeling Software](https://www.g2.com/categories/3d-modeling), [Architectural Rendering Software](https://www.g2.com/categories/architectural-rendering)

**Unique to Ansys Fluent (1):** [Simulation & CAE Software](https://www.g2.com/categories/simulation-cae)


---
## Reviewer Demographics

### By Company Size

| Segment | Rhinoceros | TRNSYS | SketchUp | Ansys Fluent | 
|---|---|---|---|---|
| **Small-Business** | 55.7% | 45.5% | 75.6% | 40.2% | 
| **Mid-Market** | 24.9% | 31.8% | 18.0% | 32.5% | 
| **Enterprise** | 19.5% | 22.7% | 6.3% | 27.4% | 

### By Industry

#### Rhinoceros

- **Architecture & Planning:** 37.4%
- **Design:** 25.1%
- **Higher Education:** 4.8%
- **Construction:** 2.7%
- **Mechanical or Industrial Engineering:** 2.7%
- **Marketing and Advertising:** 2.1%
- **Information Technology and Services:** 1.6%
- **Luxury Goods & Jewelry:** 1.6%
- **Consumer Goods:** 1.6%
- **Arts and Crafts:** 1.1%
- **Other:** 19.3%

#### TRNSYS

- **Mechanical or Industrial Engineering:** 31.8%
- **Oil & Energy:** 18.2%
- **Research:** 13.6%
- **Higher Education:** 13.6%
- **Renewables & Environment:** 9.1%
- **Education Management:** 4.5%
- **Civil Engineering:** 4.5%
- **Architecture & Planning:** 4.5%

#### SketchUp

- **Architecture & Planning:** 47.1%
- **Design:** 16.6%
- **Construction:** 11.2%
- **Civil Engineering:** 2.4%
- **Higher Education:** 1.3%
- **Graphic Design:** 1.1%
- **Retail:** 1.0%
- **Furniture:** 0.9%
- **Marketing and Advertising:** 0.9%
- **Mechanical or Industrial Engineering:** 0.9%
- **Other:** 16.7%

#### Ansys Fluent

- **Mechanical or Industrial Engineering:** 20.5%
- **Aviation & Aerospace:** 10.3%
- **Design:** 7.7%
- **Automotive:** 7.7%
- **Airlines/Aviation:** 6.8%
- **Education Management:** 6.8%
- **Research:** 6.0%
- **Higher Education:** 6.0%
- **Oil & Energy:** 5.1%
- **Civil Engineering:** 2.6%
- **Other:** 20.5%

---
## Alternatives

### Alternatives to Rhinoceros

- [AutoCAD](https://www.g2.com/products/autocad/reviews) — 4.4/5 stars (1936 reviews)
- [Onshape](https://www.g2.com/products/onshape/reviews) — 4.7/5 stars (724 reviews)
- [SOLIDWORKS](https://www.g2.com/products/solidworks/reviews) — 4.5/5 stars (644 reviews)
- [Designcenter Solid Edge](https://www.g2.com/products/designcenter-solid-edge/reviews) — 4.3/5 stars (612 reviews)
- [Autodesk Fusion](https://www.g2.com/products/autodesk-fusion/reviews) — 4.5/5 stars (520 reviews)
- [Inventor](https://www.g2.com/products/inventor/reviews) — 4.4/5 stars (440 reviews)
- [Creo](https://www.g2.com/products/creo-2025-08-26/reviews) — 4.1/5 stars (201 reviews)
- [FreeCAD](https://www.g2.com/products/freecad/reviews) — 4.1/5 stars (62 reviews)
- [Designcenter](https://www.g2.com/products/designcenter/reviews) — 4.4/5 stars (628 reviews)
- [MicroStation](https://www.g2.com/products/microstation/reviews) — 4.0/5 stars (416 reviews)

### Alternatives to TRNSYS

- [MATLAB](https://www.g2.com/products/matlab/reviews) — 4.5/5 stars (770 reviews)
- [Simulink](https://www.g2.com/products/simulink/reviews) — 4.2/5 stars (98 reviews)
- [SOLIDWORKS](https://www.g2.com/products/solidworks/reviews) — 4.5/5 stars (644 reviews)
- [Designcenter Solid Edge](https://www.g2.com/products/designcenter-solid-edge/reviews) — 4.3/5 stars (612 reviews)
- [Onshape](https://www.g2.com/products/onshape/reviews) — 4.7/5 stars (724 reviews)
- [Inventor](https://www.g2.com/products/inventor/reviews) — 4.4/5 stars (440 reviews)
- [Autodesk Fusion](https://www.g2.com/products/autodesk-fusion/reviews) — 4.5/5 stars (520 reviews)
- [SimScale](https://www.g2.com/products/simscale/reviews) — 4.6/5 stars (284 reviews)
- [CATIA](https://www.g2.com/products/catia/reviews) — 4.2/5 stars (255 reviews)
- [Ansys Mechanical](https://www.g2.com/products/ansys-mechanical/reviews) — 4.4/5 stars (92 reviews)

### Alternatives to SketchUp

- [Archicad](https://www.g2.com/products/archicad/reviews) — 4.6/5 stars (294 reviews)
- [AutoCAD](https://www.g2.com/products/autocad/reviews) — 4.4/5 stars (1936 reviews)
- [Revit](https://www.g2.com/products/revit/reviews) — 4.6/5 stars (953 reviews)
- [Onshape](https://www.g2.com/products/onshape/reviews) — 4.7/5 stars (724 reviews)
- [SOLIDWORKS](https://www.g2.com/products/solidworks/reviews) — 4.5/5 stars (644 reviews)
- [Autodesk Fusion](https://www.g2.com/products/autodesk-fusion/reviews) — 4.5/5 stars (520 reviews)
- [Blender](https://www.g2.com/products/blender/reviews) — 4.6/5 stars (319 reviews)
- [D5 Render](https://www.g2.com/products/d5-render/reviews) — 4.8/5 stars (1057 reviews)
- [Vectorworks Architect](https://www.g2.com/products/vectorworks-architect/reviews) — 4.3/5 stars (236 reviews)
- [Creo](https://www.g2.com/products/creo-2025-08-26/reviews) — 4.1/5 stars (201 reviews)

### Alternatives to Ansys Fluent

- [MATLAB](https://www.g2.com/products/matlab/reviews) — 4.5/5 stars (770 reviews)
- [SimScale](https://www.g2.com/products/simscale/reviews) — 4.6/5 stars (284 reviews)
- [Altair Inspire](https://www.g2.com/products/altair-inspire/reviews) — 4.3/5 stars (76 reviews)
- [Altair HyperWorks](https://www.g2.com/products/altair-hyperworks/reviews) — 4.3/5 stars (56 reviews)
- [COMSOL Multiphysics®](https://www.g2.com/products/comsol-multiphysics/reviews) — 4.3/5 stars (36 reviews)
- [SolidWorks Flow Simulation](https://www.g2.com/products/solidworks-solidworks-flow-simulation/reviews) — 4.1/5 stars (35 reviews)
- [OpenFOAM](https://www.g2.com/products/openfoam/reviews) — 4.3/5 stars (35 reviews)
- [Autodesk CFD](https://www.g2.com/products/autodesk-cfd/reviews) — 4.3/5 stars (31 reviews)
- [Inventor Nastran](https://www.g2.com/products/inventor-nastran/reviews) — 4.0/5 stars (23 reviews)
- [Simcenter STAR-CCM+](https://www.g2.com/products/simcenter-star-ccm/reviews) — 4.5/5 stars (196 reviews)

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## Top Discussions

### Rhinoceros

- Title: [How do I change command line auto-fill shortcuts](https://www.g2.com/discussions/how-do-i-change-command-line-auto-fill-shortcuts) — 1 comment, 1 upvote
  > **Top comment:** "Select the setting in Options > Appearance > ‘Use fuzzy autocomplete’ checked 

"

### TRNSYS

No discussions available for this product.

### SketchUp

- Title: [What is SketchUp used for?](https://www.g2.com/discussions/what-is-sketchup-used-for) — 3 comments
  > **Top comment:** "What I primarily use SketchUp for is extremely quick concept ideas for the construction of a project or the explaining of a project. The programs easy..."
- Title: [Ye](https://www.g2.com/discussions/ye) — 2 comments, 1 upvote
  > **Top comment:** "Hi!"
- Title: [When is the Sketchup for IPAD going to be released. I joined the beta back in September 2021 and have been waiting eagerly.](https://www.g2.com/discussions/when-is-the-sketchup-for-ipad-going-to-be-released-i-joined-the-beta-back-in-september-2021-and-have-been-waiting-eagerly) — 2 comments, 1 upvote
  > **Top comment:** "Hey there! SketchUp for iPad has been released. Check out our website for more information: https://www.sketchup.com/products/sketchup-for-ipad"
- Title: [Building the site is a pain but is critical. This needs to be easier.](https://www.g2.com/discussions/building-the-site-is-a-pain-but-is-critical-this-needs-to-be-easier) — 2 comments, 1 upvote
  > **Top comment:** "Try the 2DXY_SiteSurvey add-on.  The precise survey lines are very easy to set.  The become familiar with the integrated site location and sand box tools for..."
- Title: [What is next?](https://www.g2.com/discussions/what-is-next-d4049eff-b5d6-487f-b730-0c3f2631ae44) — 2 comments, 1 upvote
  > **Top comment:** "#iPad!!!"

### Ansys Fluent

- Title: [What is Ansys Fluent used for?](https://www.g2.com/discussions/what-is-ansys-fluent-used-for) — 2 comments
  > **Top comment:** "Modeling and simulating mechanical systems"
- Title: [Which is the best CFD software?](https://www.g2.com/discussions/which-is-the-best-cfd-software) — 1 comment
  > **Top comment:** "Ansys Fluent"
- Title: [Does Ansys student have fluent?](https://www.g2.com/discussions/does-ansys-student-have-fluent) — 1 comment
  > **Top comment:** "Yes, but has limited capability compare to the professional version."

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**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/rhinoceros-vs-trnsys-vs-sketchup-vs-ansys-fluent)