# 3D Model Viewer vs 图纸通

The clearest difference is ads: 图纸通 at none against 3D Model Viewer's shown. 图纸通 also leads on review sentiment (87% vs 59%) and iOS requirement (11.0 vs 15.6). 3D Model Viewer's advantage is update cadence (every 3 weeks vs every 2 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. 3D Model Viewer sells 5 one-off in-app purchases and 图纸通 sells 12 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

3D Model Viewer ships an update every 3 weeks, 图纸通 every 2 months. The most recent releases landed on September 25, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 3D Model Viewer | 图纸通 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (328 ratings)](https://appshunter.io/ios/app/3d-model-viewer-ar-view/id1105242878/reviews)** | — |
| Number of ratings | **328** | — |
| Positive reviews | 59.2% of reviews | **87.1% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Freemium |
| Size | 28 MB | 50 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [健 钟](https://appshunter.io/developer/1051588602) | [Hangzhou NewDimension Systems Co., Ltd.](https://appshunter.io/developer/1058778896) |

## What reviewers say

### 3D Model Viewer

[App page](https://appshunter.io/ios/app/3d-model-viewer-ar-view/id1105242878)

View and interact with various 3D model formats in both AR and 3D modes. This intuitive tool supports local and cloud documents, custom backgrounds, and shadow casting. Easily import models via multiple methods and share your creations.

**Highlights:** AR and 3D viewing modes, Supports numerous 3D file formats, Local and cloud document integration, Customizable backgrounds and shadows, Model information display (size, volume, etc.), Multiple import and sharing options

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Model & Screenshot Output | $1.99 | one-time |
| Background from Album | $1.99 | one-time |
| Large File Model | $1.99 | one-time |
| All Features | $5.99 | one-time |

**What reviewers like**

- 👍 Great for viewing 3D models
- 🚀 Fast model loading
- 🔒 Supports many file formats

**What reviewers complain about**

- 🐛 Frequent crashes and errors
- 💸 Intrusive ads and paywalls
- 🤯 Difficult to use interface
- 🚫 Cannot open large files without paying

**Reported bugs**

- App crashes when trying to delete models
- Cannot open .3mf and .glb files
- Texture and shading issues with some models

**Requested features**

- Add support for more 3D file formats
- Improve model rendering quality
- Implement better file management options
- Provide more customization and control over model view


### 图纸通

[App page](https://appshunter.io/ios/app/cad/id1410631637)

View, share, and collaborate on 3D models and CAD drawings on your mobile device. Supports over 40 file formats and offers annotation, measurement, and project management tools for technical communication.

**Highlights:** View 40+ 3D model and CAD drawing formats, Annotate and comment on drawings, Measure dimensions, area, volume, and weight, Securely share drawings with password protection, Cloud storage and management for drawings, Project collaboration with team members, Cross-platform access (mobile, web, PC)

**Features:** macOS Compatibility

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月 | $3.99 | per month |
| 特惠包月VIP | $3.99 | per month |
| 连续包季 | $12.99 | per 3 months |
| 免费试用+包季VIP | $12.99 | per 3 months |
| 图纸通包年VIP | $29.99 | per year |
| 免费试用+包年VIP | $30.99 | per year |
| 首月特惠包年 | $39.99 | per year |
| 免费试用+包年VIP | $39.99 | per year |
| 图纸通VIP15个月 | $29.99 | one-time |
| 图纸通VIP48个月 | $49.99 | one-time |
| 终身VIP新人特惠 | $59.99 | one-time |
| 图纸通VIP终身会员 | $69.99 | one-time |


## Frequently asked questions

### Is 3D Model Viewer free?

3D Model Viewer is free to download, with in-app purchases available.

### Is 图纸通 free?

图纸通 is free to download, with in-app purchases available.

### Do 3D Model Viewer or 图纸通 have ads?

3D Model Viewer shows ads; 图纸通 does not.

### Which is updated more often, 3D Model Viewer or 图纸通?

3D Model Viewer ships an update every 3 weeks, and 图纸通 every 2 months. Most recently, 3D Model Viewer was updated on September 25, 2026 and 图纸通 on September 23, 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.*