# Scanner vs RTAB

The clearest difference is review sentiment: RTAB at 100% against Scanner's 37%. RTAB also leads on rating (4.8 vs 1.8) and ratings volume (39 vs 5). Scanner's advantage is update cadence (monthly vs every 4 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

RTAB holds the better App Store score, 4.8 against 1.8. That said, the two scores are not equally well evidenced: RTAB has 39 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 37% of Scanner's written reviews are positive against 100% of RTAB's.

Scanner ships an update monthly, RTAB every 4 months. The most recent releases landed on September 19, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Scanner | RTAB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (5 ratings)](https://appshunter.io/ios/app/scanner-structure-sdk/id891169722/reviews) | **[4.8 (39 ratings)](https://appshunter.io/ios/app/rtab-map-3d-lidar-scanner/id1564774365/reviews)** |
| Number of ratings | 5 | **39** |
| Positive reviews | 36.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free | Free |
| Size | 28 MB | 19 MB |
| Requires iOS | **13.0** | 14.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XRPro, LLC](https://appshunter.io/developer/1642756687) | [Mathieu Labbe](https://appshunter.io/developer/1564774367) |

## What reviewers say

### Scanner

[App page](https://appshunter.io/ios/app/scanner-structure-sdk/id891169722)

Capture 3D models of objects and people using a compatible sensor accessory. Easily scan subjects by walking around them with your device. Export captured models in OBJ format via email for further use.

**Highlights:** 3D model capture, Object and person scanning, Structure Sensor accessory integration, OBJ format export, Email sharing

**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 Scanner free?

Scanner 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, Scanner or RTAB?

RTAB is rated higher. Scanner averages 1.8 out of 5 from 5 ratings, while RTAB averages 4.8 from 39 ratings.

### Do Scanner or RTAB have ads?

Neither Scanner nor RTAB shows ads.

### Which is updated more often, Scanner or RTAB?

Scanner ships an update monthly, and RTAB every 4 months. Most recently, Scanner was updated on September 19, 2026 and RTAB on September 23, 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.*