# 地铁联调软件 vs AI 3D Scanner App

The clearest difference is in-app purchases: 地铁联调软件 at none against AI 3D Scanner App's 5. 地铁联调软件 also leads on iOS requirement (9.0 vs 16.0). AI 3D Scanner App's advantage is ads (none vs shown) and update cadence (every 10 days vs every 11 months). On price and device support there is nothing between them.

Both are free to download. AI 3D Scanner App sells 5 in-app purchases, starting at $3.99 per 7 days. 地铁联调软件 asks for nothing beyond the download.

地铁联调软件 ships an update every 11 months, AI 3D Scanner App every 10 days. The most recent releases landed on October 28, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 地铁联调软件 | AI 3D Scanner App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 11 months | **Every 10 days** |
| Size | 37 MB | 42 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [China Railway Electrification Engineering Group Co.,Ltd.](https://appshunter.io/developer/1529561686) | [棒 杨](https://appshunter.io/developer/1804927261) |

## What reviewers say

### 地铁联调软件

[App page](https://appshunter.io/ios/app/id1587089039)

**Features:** macOS Compatibility

**In-app purchases:** none


### AI 3D Scanner App

[App page](https://appshunter.io/ios/app/ai-3d-scanner-app/id6774551713)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3D Scanner App Weekly | $3.99 | per 7 days |
| 3D Scanner Weekly Free Trial | $4.99 | per 7 days |
| 3D Scanner App Weekly | $4.99 | per 7 days |
| 3D Scanner App Monthly | $12.99 | per month |
| 3D Scanner App Yearly | $34.99 | per year |


## Frequently asked questions

### Is 地铁联调软件 free?

地铁联调软件 is free to download, with no in-app purchases.

### Is AI 3D Scanner App free?

AI 3D Scanner App is free to download, with in-app purchases available.

### Do 地铁联调软件 or AI 3D Scanner App have ads?

地铁联调软件 shows ads; AI 3D Scanner App does not.

### Which is updated more often, 地铁联调软件 or AI 3D Scanner App?

地铁联调软件 ships an update every 11 months, and AI 3D Scanner App every 10 days. Most recently, 地铁联调软件 was updated on October 28, 2026 and AI 3D Scanner App on October 16, 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.*