# Lidar+ vs RTAB

The clearest difference is update cadence: RTAB at every 5 months against Lidar+'s every 66 months. RTAB also leads on ratings volume (41 vs 3). On price, rating, review sentiment and ads there is nothing between them.

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

Lidar+ holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: RTAB has 41 ratings behind it against 3, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Lidar+ ships an update every 66 months, RTAB every 5 months. The most recent releases landed on October 18, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Lidar+ | RTAB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/lidar-plus/id1548107389/reviews)** | [4.8 (41 ratings)](https://appshunter.io/ios/app/rtab-map-3d-lidar-scanner/id1564774365/reviews) |
| Number of ratings | 3 | **41** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 66 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 3 MB | 20 MB |
| Requires iOS | **14.3** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hirofumi Matsuyama](https://appshunter.io/developer/1543520790) | [Mathieu Labbe](https://appshunter.io/developer/1564774367) |

## What reviewers say

### Lidar+

[App page](https://appshunter.io/ios/app/lidar-plus/id1548107389)

Measure distances using your device's Lidar sensor. Tap on an image to get precise distance data and set custom alerts based on thresholds. Requires iPhone 12 Pro or later running iOS 14+.

**Highlights:** Measure distance with Lidar, Tap image for distance data, Set distance alert thresholds, Requires iPhone 12 Pro or later, Supports iOS 14 and above

**Features:** macOS Compatibility

**In-app purchases:** none


### RTAB

[App page](https://appshunter.io/ios/app/rtab-map-3d-lidar-scanner/id1564774365)

This utility app enables real-time 3D scanning and mapping of environments using LiDAR or RGB-D sensors. It features online loop closure detection and map optimization for immediate feedback, with export options for various 3D formats.

**Highlights:** Online 3D scanning and mapping, Loop closure detection and map correction, Save maps in DB format, Export in PLY, LAS, or OBJ, Multi-session mapping, AR/VR visualization mode

**In-app purchases:** none


## Frequently asked questions

### Is Lidar+ free?

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

### Is RTAB free?

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

### Which has better reviews, Lidar+ or RTAB?

Lidar+ is rated higher. Lidar+ averages 5.0 out of 5 from 3 ratings, while RTAB averages 4.8 from 41 ratings.

### Do Lidar+ or RTAB have ads?

Neither Lidar+ nor RTAB shows ads.

### Which is updated more often, Lidar+ or RTAB?

Lidar+ ships an update every 66 months, and RTAB every 5 months. Most recently, Lidar+ was updated on October 18, 2026 and RTAB on October 27, 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.*