# RTAB vs BlippAR OpenAR

The clearest difference is rating: RTAB at 4.8 against BlippAR OpenAR's 2.3. RTAB also leads on ratings volume (41 vs 3) and device support. On price, in-app purchases, monetization model and iOS requirement 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 2.3. 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.

## The numbers

| Metric | RTAB | BlippAR OpenAR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (41 ratings)](https://appshunter.io/ios/app/rtab-map-3d-lidar-scanner/id1564774365/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/blippar-openar/id6474541353/reviews) |
| Number of ratings | **41** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 5 months | — |
| Monetization | Free | Free |
| Size | 20 MB | 2 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [Mathieu Labbe](https://appshunter.io/developer/1564774367) | [blippar.com](https://appshunter.io/developer/410604566) |

## What reviewers say

### 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


### BlippAR OpenAR

[App page](https://appshunter.io/ios/app/blippar-openar/id6474541353)

Explore the world through augmented reality. Scan everyday objects, famous faces, landmarks, and more to unlock interactive experiences and learn new information. Discover hidden content on packaging, magazines, and posters.

**Highlights:** Scan everyday objects to learn more, Unlock AR experiences from everyday places, Discover content on packaging and magazines, Identify famous faces, landmarks, and more, Interactive augmented reality experiences

**In-app purchases:** none


## Frequently asked questions

### Is RTAB free?

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

### Is BlippAR OpenAR free?

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

### Which has better reviews, RTAB or BlippAR OpenAR?

RTAB is rated higher. RTAB averages 4.8 out of 5 from 41 ratings, while BlippAR OpenAR averages 2.3 from 3 ratings.

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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.*