# 3D看图大师 vs 程轨

The clearest difference is price: 3D看图大师 at Free against 程轨's $2.99. 3D看图大师 also leads on update cadence (weekly vs monthly). 程轨's advantage is in-app purchases (none vs 8). On ads, device support and iOS requirement there is nothing between them.

3D看图大师 is free to download; 程轨 costs $2.99 up front. 3D看图大师 sells 8 in-app purchases, starting at $6.99 per month. 程轨 asks for nothing beyond the download.

3D看图大师 ships an update weekly, 程轨 monthly. The most recent releases landed on October 9, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 3D看图大师 | 程轨 |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Size | 85 MB | 24 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [诗勇 康](https://appshunter.io/developer/1693415494) | [久燕 王](https://appshunter.io/developer/1896551289) |

## What reviewers say

### 3D看图大师

[App page](https://appshunter.io/ios/app/3d/id6776906757)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度高级会员 | $6.99 | per month |
| 半年高级会员 | $29.99 | per 6 months |
| 年度高级会员 | $39.99 | per year |
| 5GB空间 | $29.99 | one-time |
| 10GB空间 | $39.99 | one-time |
| 20GB空间 | $69.99 | one-time |
| 买两年送一年高级会员 | $89.99 | one-time |
| 买三年送两年高级会员 | $129.99 | one-time |


### 程轨

[App page](https://appshunter.io/ios/app/g/id6794184799)

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

**In-app purchases:** none


## Frequently asked questions

### Is 3D看图大师 free?

3D看图大师 is free to download, with in-app purchases available.

### Is 程轨 free?

程轨 costs $2.99, with no in-app purchases.

### Do 3D看图大师 or 程轨 have ads?

Neither 3D看图大师 nor 程轨 shows ads.

### Which is updated more often, 3D看图大师 or 程轨?

3D看图大师 ships an update weekly, and 程轨 monthly. Most recently, 3D看图大师 was updated on October 9, 2026 and 程轨 on October 26, 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.*