# Project Preview vs CAD Drawing Designer 3D

The clearest difference is review sentiment: CAD Drawing Designer 3D at 46% against Project Preview's 0%. CAD Drawing Designer 3D also leads on rating (3.7 vs 2.3) and ratings volume (44 vs 3). Project Preview's advantage is ads (none vs shown) and update cadence (every 4 months vs every 16 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Project Preview sells 3 in-app purchases, starting at $9.99 per month and CAD Drawing Designer 3D sells 3 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

CAD Drawing Designer 3D holds the better App Store score, 3.7 against 2.3. That said, the two scores are not equally well evidenced: CAD Drawing Designer 3D has 44 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of Project Preview's written reviews are positive against 46% of CAD Drawing Designer 3D's.

Project Preview ships an update every 4 months, CAD Drawing Designer 3D every 16 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Project Preview | CAD Drawing Designer 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/project-preview/id1517699708/reviews) | **[3.7 (44 ratings)](https://appshunter.io/ios/app/cad-drawing-designer-3d/id6450542473/reviews)** |
| Number of ratings | 3 | **44** |
| Positive reviews | 0.0% of reviews | **45.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 months** | Every 16 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 113 MB | 207 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [omar garcia](https://appshunter.io/developer/1102516985) | [Sebastian Kemper](https://appshunter.io/developer/1513694925) |

## What reviewers say

### Project Preview

[App page](https://appshunter.io/ios/app/project-preview/id1517699708)

Visualize your custom Iron Works projects before they're built. This app lets you preview gates, fences, and doors on your own project site photos, offering over 50 designs and the ability to submit your own. Save and share your design ideas with ease.

**Highlights:** Real-time project previews, Variety of gate, fence, and door designs, Upload your own project site photos, Stretch designs to fit, Save and share design previews, Submit custom designs

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Features - One Month | $9.99 | per month |
| All Features - Six Months | $49.99 | per 6 months |
| All Features - One Year | $79.99 | per year |


### CAD Drawing Designer 3D

[App page](https://appshunter.io/ios/app/cad-drawing-designer-3d/id6450542473)

Design and plan your projects in 3D with a comprehensive library of construction components and intuitive CAD tools. Easily create, edit, and dimension drawings, import various 3D data formats, and generate realistic visualizations. Export material lists for efficient implementation.

**Highlights:** 3D construction and 2D views, Component library (wood, steel, concrete), Drag & drop 3D object insertion, Material customization, Import 3D CAD data (FBX, OBJ, GLTF2, STL, PLY, 3MF, DAE), Photo function for high-resolution images, Parts list export

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version (Month) | $8.99 | per month |
| Pro Version (Year) | $29.99 | per year |
| Pro Version (One Year) | $29.99 | per year |


## Frequently asked questions

### Is Project Preview free?

Project Preview is free to download, with in-app purchases available.

### Is CAD Drawing Designer 3D free?

CAD Drawing Designer 3D is free to download, with in-app purchases available.

### Which has better reviews, Project Preview or CAD Drawing Designer 3D?

CAD Drawing Designer 3D is rated higher. Project Preview averages 2.3 out of 5 from 3 ratings, while CAD Drawing Designer 3D averages 3.7 from 44 ratings.

### Do Project Preview or CAD Drawing Designer 3D have ads?

CAD Drawing Designer 3D shows ads; Project Preview does not.

### Which is updated more often, Project Preview or CAD Drawing Designer 3D?

Project Preview ships an update every 4 months, and CAD Drawing Designer 3D every 16 months. Most recently, Project Preview was updated on October 25, 2026 and CAD Drawing Designer 3D on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*