# 3D Lidar Viewer vs 知友

The clearest difference is device support: 3D Lidar Viewer at 3 against 知友's —. 知友's advantage is iOS requirement (12.0 vs 15.6). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 3D Lidar Viewer | 知友 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/3d-lidar-viewer/id1574614314/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 10 days | — |
| Monetization | Free | — |
| Size | 4 MB | 44 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 12+ |
| Developer | [HAN WEI WANG](https://appshunter.io/developer/928406183) | [浙江数时科技技术有限公司](https://appshunter.io/developer/1833875359) |

## What reviewers say

### 3D Lidar Viewer

[App page](https://appshunter.io/ios/app/3d-lidar-viewer/id1574614314)

Visualize LiDAR and camera data in real-time 2D and 3D. Perform precise length and area measurements directly within the app. Save and revisit scenes for further analysis.

**Highlights:** Real-time 3D and 2D display, LiDAR and camera output visualization, Real-time length and area measurement, Scene saving and viewing, Adjustable exposure bias and depth view range, Panning display for camera view control

**Features:** macOS Compatibility

**In-app purchases:** none


### 知友

[App page](https://appshunter.io/ios/app/ai/id6757596460)

**In-app purchases:** none


## Frequently asked questions

### Is 3D Lidar Viewer free?

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

### Is 知友 free?

知友 is free to download, with no in-app purchases.

---

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