# CAD快速看图 vs Construction Master Calculator

The clearest difference is price: CAD快速看图 at Free against Construction Master Calculator's $1.99. CAD快速看图 also leads on iOS requirement (12.0 vs 16.6). Construction Master Calculator's advantage is in-app purchases (none vs 4). On ads and device support there is nothing between them.

CAD快速看图 is free to download; Construction Master Calculator costs $1.99 up front. CAD快速看图 sells 4 in-app purchases, starting at $9.99 per 7 days. Construction Master Calculator asks for nothing beyond the download.

## The numbers

| Metric | CAD快速看图 | Construction Master Calculator |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/cad-dwg/id1638681851/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 8 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [浩 殷](https://appshunter.io/developer/1755121769) | [小燕 陈](https://appshunter.io/developer/1462872555) |

## What reviewers say

### 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 |


### Construction Master Calculator

[App page](https://appshunter.io/ios/app/construction-master-calculator/id6766821393)

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

**In-app purchases:** none


## Frequently asked questions

### Is CAD快速看图 free?

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

### Is Construction Master Calculator free?

Construction Master Calculator costs $1.99, with no in-app purchases.

### Do CAD快速看图 or Construction Master Calculator have ads?

Neither CAD快速看图 nor Construction Master Calculator shows ads.

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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.*