# CAD看图专业版 vs CAD快速看图

The clearest difference is iOS requirement: CAD看图专业版 at 11.0 against CAD快速看图's 14.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. CAD看图专业版 sells 7 in-app purchases, starting at $3.99 per 7 days and CAD快速看图 sells 2 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CAD看图专业版 ships an update every 3 months, CAD快速看图 every 5 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | CAD看图专业版 | CAD快速看图 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Size | 84 MB | 28 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [慧萍 董](https://appshunter.io/developer/1623317709) | [林英 刘](https://appshunter.io/developer/1783358968) |

## What reviewers say

### CAD看图专业版

[App page](https://appshunter.io/ios/app/cad/id1673682466)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周度会员 | $3.99 | per 7 days |
| 周会员 | $3.99 | per 7 days |
| 月度会员 | $6.99 | per month |
| 月会员 | $6.99 | per month |
| 季度会员 | $17.99 | per 3 months |
| 季会员 | $19.99 | per 3 months |
| 年会员 | $29.99 | per year |


### CAD快速看图

[App page](https://appshunter.io/ios/app/cad-cad/id6742648424)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周订阅 | $9.99 | per 7 days |
| 年订阅 | $14.99 | per year |


## Frequently asked questions

### Is CAD看图专业版 free?

CAD看图专业版 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 CAD看图专业版 or CAD快速看图 have ads?

Neither CAD看图专业版 nor CAD快速看图 shows ads.

### Which is updated more often, CAD看图专业版 or CAD快速看图?

CAD看图专业版 ships an update every 3 months, and CAD快速看图 every 5 months. Most recently, CAD看图专业版 was updated on October 27, 2026 and CAD快速看图 on October 25, 2026.

---

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