# 徒步轨迹 vs 3D看图大师

The clearest difference is update cadence: 3D看图大师 at weekly against 徒步轨迹's fortnightly. 3D看图大师 also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 徒步轨迹 sells 1 in-app purchase, starting at $4.99 per 7 days and 3D看图大师 sells 8 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

徒步轨迹 ships an update fortnightly, 3D看图大师 weekly. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 徒步轨迹 | 3D看图大师 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Size | 103 MB | 85 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [杭州零条科技有限公司](https://appshunter.io/developer/1868893070) | [诗勇 康](https://appshunter.io/developer/1693415494) |

## What reviewers say

### 徒步轨迹

[App page](https://appshunter.io/ios/app/gps/id6761349501)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员订阅 | $4.99 | per 7 days |


### 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 |


## Frequently asked questions

### Is 徒步轨迹 free?

徒步轨迹 is free to download, with in-app purchases available.

### Is 3D看图大师 free?

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

### Do 徒步轨迹 or 3D看图大师 have ads?

Neither 徒步轨迹 nor 3D看图大师 shows ads.

### Which is updated more often, 徒步轨迹 or 3D看图大师?

徒步轨迹 ships an update fortnightly, and 3D看图大师 weekly. Most recently, 徒步轨迹 was updated on October 10, 2026 and 3D看图大师 on October 9, 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.*