# Modbus Viewer vs Floor Plan Scanner・LiDAR Ruler

The clearest difference is in-app purchases: Modbus Viewer at none against Floor Plan Scanner・LiDAR Ruler's 6. Modbus Viewer also leads on update cadence (every 2 days vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Floor Plan Scanner・LiDAR Ruler sells 6 in-app purchases, starting at $6.99 per 7 days. Modbus Viewer asks for nothing beyond the download.

Modbus Viewer ships an update every 2 days, Floor Plan Scanner・LiDAR Ruler every 4 days. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Modbus Viewer | Floor Plan Scanner・LiDAR Ruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (4 ratings)](https://appshunter.io/ios/app/floor-plan-scannerlidar-ruler/id6755405366/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | — | Freemium |
| Size | 7 MB | 45 MB |
| Requires iOS | 18.5 | **17** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Erdem Bilgicer](https://appshunter.io/developer/1824808762) | [Auxilin LLC](https://appshunter.io/developer/1710434201) |

## What reviewers say

### Modbus Viewer

[App page](https://appshunter.io/ios/app/modbus-viewer/id6748247211)

**Features:** macOS Compatibility

**In-app purchases:** none


### Floor Plan Scanner・LiDAR Ruler

[App page](https://appshunter.io/ios/app/floor-plan-scannerlidar-ruler/id6755405366)

Transform your device into a 3D room scanner with this app. It uses LiDAR technology to quickly capture spaces, generate accurate measurements, and create detailed floor plans and 3D models for various projects.

**Highlights:** 3D room scanning with LiDAR, Instant length, width, height, area, and distance measurements, Auto-generated floor plans, Detailed 3D models, Local scan storage, Simple export of plans and measurements

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access with Trial | $6.99 | per 7 days |
| Weekly Access | $6.99 | per 7 days |
| Yearly Access | $19.99 | per year |
| Yearly Access | $29.99 | per year |
| Lifetime Access | Free | one-time |
| Lifetime Access | $44.99 | one-time |


## Frequently asked questions

### Is Modbus Viewer free?

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

### Is Floor Plan Scanner・LiDAR Ruler free?

Floor Plan Scanner・LiDAR Ruler is free to download, with in-app purchases available.

### Do Modbus Viewer or Floor Plan Scanner・LiDAR Ruler have ads?

Neither Modbus Viewer nor Floor Plan Scanner・LiDAR Ruler shows ads.

### Which is updated more often, Modbus Viewer or Floor Plan Scanner・LiDAR Ruler?

Modbus Viewer ships an update every 2 days, and Floor Plan Scanner・LiDAR Ruler every 4 days. Most recently, Modbus Viewer was updated on October 4, 2026 and Floor Plan Scanner・LiDAR Ruler on October 5, 2026.

---

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