# Biwatt vs Floor Plan Scanner・LiDAR Ruler

The clearest difference is rating: Biwatt at 5.0 against Floor Plan Scanner・LiDAR Ruler's 4.0. Biwatt also leads on in-app purchases (none vs 6) and iOS requirement (12.0 vs 17). Floor Plan Scanner・LiDAR Ruler's advantage is update cadence (every 4 days vs monthly) and ratings volume (7 vs 1). On price, ads and device support 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. Biwatt asks for nothing beyond the download.

Biwatt holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Floor Plan Scanner・LiDAR Ruler has 7 ratings behind it against 1, so its average is the more settled of the two.

Biwatt ships an update monthly, Floor Plan Scanner・LiDAR Ruler every 4 days. The most recent releases landed on October 7, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Biwatt | Floor Plan Scanner・LiDAR Ruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/biwatt/id6472389347/reviews)** | [4.0 (7 ratings)](https://appshunter.io/ios/app/floor-plan-scannerlidar-ruler/id6755405366/reviews) |
| Number of ratings | 1 | **7** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | **Free** | Freemium |
| Size | 60 MB | 45 MB |
| Requires iOS | **12.0** | 17 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Biwatt Technology Co., Ltd.](https://appshunter.io/developer/1717003482) | [Auxilin LLC](https://appshunter.io/developer/1710434201) |

## What reviewers say

### Biwatt

[App page](https://appshunter.io/ios/app/biwatt/id6472389347)

Manage your Biwatt ESS system with this app. It offers real-time energy monitoring, data visualization, and advanced control for optimizing system performance. Streamlines installation and system management with self-inspection features.

**Highlights:** Real-time energy monitoring, Enriched data graphs, System performance optimization, Efficient installation workflow, Advanced self-inspection

**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 Biwatt free?

Biwatt 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.

### Which has better reviews, Biwatt or Floor Plan Scanner・LiDAR Ruler?

Biwatt is rated higher. Biwatt averages 5.0 out of 5 from 1 ratings, while Floor Plan Scanner・LiDAR Ruler averages 4.0 from 7 ratings.

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

Neither Biwatt nor Floor Plan Scanner・LiDAR Ruler shows ads.

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

Biwatt ships an update monthly, and Floor Plan Scanner・LiDAR Ruler every 4 days. Most recently, Biwatt was updated on October 7, 2026 and Floor Plan Scanner・LiDAR Ruler on October 22, 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.*