# Structure Sensor Calibrator vs SimpleMSK

The clearest difference is rating: SimpleMSK at 5.0 against Structure Sensor Calibrator's 3.0. SimpleMSK also leads on update cadence (every 2 days vs every 2 months). Structure Sensor Calibrator's advantage is ratings volume (4 vs 1) and iOS requirement (13.0 vs 17.0). 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.

SimpleMSK holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Structure Sensor Calibrator ships an update every 2 months, SimpleMSK every 2 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Structure Sensor Calibrator | SimpleMSK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/structure-sensor-calibrator/id914275485/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simplemsk/id6758663874/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 19.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 39 MB | 40 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [XRPro, LLC](https://appshunter.io/developer/1642756687) | [深圳简单医疗科技有限公司](https://appshunter.io/developer/1566968863) |

## What reviewers say

### Structure Sensor Calibrator

[App page](https://appshunter.io/ios/app/structure-sensor-calibrator/id914275485)

This utility app precisely aligns 3D depth data from a Structure Sensor accessory with your iOS device's camera. It enhances full-color 3D scanning and optimizes performance in related applications. The calibration process is quick and saves results directly to the accessory.

**Highlights:** Aligns 3D depth data, Enhances full-color 3D scanning, Optimizes sensor performance, Simple user interface, Quick calibration process, Saves results to accessory

**In-app purchases:** none


### SimpleMSK

[App page](https://appshunter.io/ios/app/simplemsk/id6758663874)

Capture detailed 3D surface models using your device's camera and sensors. Organize scans, projects, and supporting documents in one place for easy access and management. Supports both iPhone and iPad with an adaptive interface.

**Highlights:** Guided 3D scanning, Project creation and organization, Attach photos, videos, and documents, Native iPhone and iPad support, Account management, Record management

**In-app purchases:** none


## Frequently asked questions

### Is Structure Sensor Calibrator free?

Structure Sensor Calibrator is free to download, with no in-app purchases.

### Is SimpleMSK free?

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

### Which has better reviews, Structure Sensor Calibrator or SimpleMSK?

SimpleMSK is rated higher. Structure Sensor Calibrator averages 3.0 out of 5 from 4 ratings, while SimpleMSK averages 5.0 from 1 ratings.

### Do Structure Sensor Calibrator or SimpleMSK have ads?

Neither Structure Sensor Calibrator nor SimpleMSK shows ads.

### Which is updated more often, Structure Sensor Calibrator or SimpleMSK?

Structure Sensor Calibrator ships an update every 2 months, and SimpleMSK every 2 days. Most recently, Structure Sensor Calibrator was updated on November 1, 2026 and SimpleMSK on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*