# Modelar vs Robot72

The clearest difference is in-app purchases: Modelar at none against Robot72's 1. Modelar also leads on ads (none vs shown) and update cadence (every 8 days vs every 5 weeks). On price, rating, review sentiment and device support there is nothing between them.

Both are free to download. Robot72 sells 1 one-off in-app purchase. Modelar asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Modelar against 4.8 for Robot72. That said, the two scores are not equally well evidenced: Modelar has 115 ratings behind it against 11, so its average is the more settled of the two. Written reviews are what separate them: 93% of Modelar's written reviews are positive against 100% of Robot72's.

Modelar ships an update every 8 days, Robot72 every 5 weeks. The most recent releases landed on September 30, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Modelar | Robot72 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (115 ratings)](https://appshunter.io/ios/app/modelar-3d-lidar-scanner/id1572844190/reviews) | **[4.8 (11 ratings)](https://appshunter.io/ios/app/robot72-sstv-decoder/id6764195382/reviews)** |
| Number of ratings | **115** | 11 |
| Positive reviews | 93.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 5 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 32 MB | 36 MB |
| Requires iOS | 18.6 | **18.2** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Modelar Technologies](https://appshunter.io/developer/1572844192) | [晨阳 段](https://appshunter.io/developer/1791560858) |

## What reviewers say

### Modelar

[App page](https://appshunter.io/ios/app/modelar-3d-lidar-scanner/id1572844190)

This app utilizes LiDAR technology to rapidly capture real-world environments in 3D, generating detailed models and point clouds. It offers augmented reality previews for precise scanning and allows for immediate viewing, high-resolution texturing, sharing, and measurement of captured data.

**Highlights:** Real-time 3D scanning with LiDAR, Generate 3D models and point clouds, Augmented reality visualization, High-resolution textured model creation, Share and measure scans, Multiple export formats (OBJ, STL, USDZ, PLY, E57, CSV)

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

**In-app purchases:** none


### Robot72

[App page](https://appshunter.io/ios/app/robot72-sstv-decoder/id6764195382)

Decode amateur radio SSTV transmissions into images or encode your own photos as audio. This app offers a wide range of SSTV modes and runs entirely on your device for privacy.

**Highlights:** Auto-detect SSTV modes, Decode live audio or WAV files, Encode photos to SSTV audio, Extensive SSTV mode support, Decoding history with thumbnails, Save and share decoded images

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Robot72 Pro | $6.99 | one-time |


## Frequently asked questions

### Is Modelar free?

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

### Is Robot72 free?

Robot72 is free to download, with in-app purchases available.

### Which has better reviews, Modelar or Robot72?

Robot72 is rated higher. Modelar averages 4.7 out of 5 from 115 ratings, while Robot72 averages 4.8 from 11 ratings.

### Do Modelar or Robot72 have ads?

Robot72 shows ads; Modelar does not.

### Which is updated more often, Modelar or Robot72?

Modelar ships an update every 8 days, and Robot72 every 5 weeks. Most recently, Modelar was updated on September 30, 2026 and Robot72 on October 13, 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.*