# 图纸通 vs CAD快速看图

The clearest difference is review sentiment: 图纸通 at 87% against CAD快速看图's 30%. CAD快速看图's advantage is update cadence (weekly vs every 2 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. 图纸通 sells 6 in-app purchases, starting at $3.99 per month and CAD快速看图 sells 4 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

图纸通 ships an update every 2 months, CAD快速看图 weekly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 图纸通 | CAD快速看图 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/cad-dwg/id1638681851/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | **87.1% of reviews** | 30.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 50 MB | 34 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou NewDimension Systems Co., Ltd.](https://appshunter.io/developer/1058778896) | [浩 殷](https://appshunter.io/developer/1755121769) |

## What reviewers say

### 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 (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月 | $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 |
| 免费试用+包年VIP | $30.99 | per year |
| 免费试用+包年VIP | $39.99 | per year |
| 图纸通VIP终身会员 | $69.99 | one-time |


### CAD快速看图

[App page](https://appshunter.io/ios/app/cad-dwg/id1638681851)

Easily view and annotate DWG files, including 2D and 3D drawings. Convert drawings to PDF or images, scan paper documents, and transfer files between PC and mobile devices. Offers cloud storage and comparison tools for multiple drawings.

**Highlights:** View 2D and 3D DWG drawings, Annotate and mark up drawings, Convert DWG to PDF or image, Scan paper drawings to digital, File transfer between PC and mobile, 10GB cloud storage, Compare multiple drawings

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CAD看图服务 | $9.99 | per 7 days |
| CAD看图服务 | $19.99 | per month |
| CAD看图服务 | $39.99 | per 3 months |
| CAD看图服务 | $49.99 | per year |


## Frequently asked questions

### Is 图纸通 free?

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

### Is CAD快速看图 free?

CAD快速看图 is free to download, with in-app purchases available.

### Do 图纸通 or CAD快速看图 have ads?

Neither 图纸通 nor CAD快速看图 shows ads.

### Which is updated more often, 图纸通 or CAD快速看图?

图纸通 ships an update every 2 months, and CAD快速看图 weekly. Most recently, 图纸通 was updated on November 6, 2026 and CAD快速看图 on November 3, 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.*