# CAD快速看图制图 vs 3D看图

The clearest difference is in-app purchases: 3D看图 at none against CAD快速看图制图's 6. 3D看图 also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 7 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CAD快速看图制图 sells 6 one-off in-app purchases. 3D看图 asks for nothing beyond the download.

CAD快速看图制图 ships an update every 7 months, 3D看图 every 3 weeks. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | CAD快速看图制图 | 3D看图 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/3d-3d/id6770898294/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 34 MB | 57 MB |
| Requires iOS | **12.0** | 13 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Fingertip Jusheng (Taiyuan) Network Technology Co. LTD](https://appshunter.io/developer/1687910061) | [文华 宁](https://appshunter.io/developer/1740866281) |

## What reviewers say

### CAD快速看图制图

[App page](https://appshunter.io/ios/app/cad-pdf/id6478941089)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6元特惠体验套餐 | $0.99 | one-time |
| 12元超值优享套餐 | $1.99 | one-time |
| 18元特惠体验套餐 | $2.99 | one-time |
| 28元经济加量套餐 | $3.99 | one-time |
| 订购28元特惠套餐，畅想更体验 | $3.99 | one-time |
| 38元经济加量套餐 | $4.99 | one-time |


### 3D看图

[App page](https://appshunter.io/ios/app/3d-3d/id6770898294)

This app allows users to quickly view and edit 3D models and 2D drawings on mobile devices. It supports over 40 mainstream 3D and 2D drawing formats, offering tools for collaboration and communication.

**Highlights:** View 3D models and 2D drawings, Supports over 40 formats, Edit 3D drawings, Collaboration tools, Measurement and annotation features, Cloud sharing capabilities

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

**In-app purchases:** none


## Frequently asked questions

### Is CAD快速看图制图 free?

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

### Is 3D看图 free?

3D看图 is free to download, with no in-app purchases.

### Do CAD快速看图制图 or 3D看图 have ads?

CAD快速看图制图 shows ads; 3D看图 does not.

### Which is updated more often, CAD快速看图制图 or 3D看图?

CAD快速看图制图 ships an update every 7 months, and 3D看图 every 3 weeks. Most recently, CAD快速看图制图 was updated on November 8, 2026 and 3D看图 on November 5, 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.*