# Structure Sensor Calibrator vs Sensors Toolbox

The clearest difference is rating: Sensors Toolbox at 4.2 against Structure Sensor Calibrator's 3.0. Sensors Toolbox also leads on review sentiment (53% vs 19%) and ratings volume (134 vs 4). Structure Sensor Calibrator's advantage is ads (none vs shown) and update cadence (every 2 months vs every 7 months). On price, in-app purchases and device support there is nothing between them.

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

Sensors Toolbox holds the better App Store score, 4.2 against 3.0. That said, the two scores are not equally well evidenced: Sensors Toolbox has 134 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 19% of Structure Sensor Calibrator's written reviews are positive against 53% of Sensors Toolbox's.

Structure Sensor Calibrator ships an update every 2 months, Sensors Toolbox every 7 months. The most recent releases landed on September 21, 2026 and August 20, 2026 respectively.

## The numbers

| Metric | Structure Sensor Calibrator | Sensors Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/structure-sensor-calibrator/id914275485/reviews) | **[4.2 (134 ratings)](https://appshunter.io/ios/app/sensors-toolbox-multitool/id1383687190/reviews)** |
| Number of ratings | 4 | **134** |
| Positive reviews | 19.0% of reviews | **52.8% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | **Free** | Ad-supported |
| Size | 39 MB | 17 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XRPro, LLC](https://appshunter.io/developer/1642756687) | [Andrew Neal](https://appshunter.io/developer/1102865152) |

## 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


### Sensors Toolbox

[App page](https://appshunter.io/ios/app/sensors-toolbox-multitool/id1383687190)

Access and visualize data from all your smartphone's sensors in real time. Collect information from accelerometers, gyroscopes, GPS, barometers, and more, then convert it into easy-to-read graphs. This app offers a clean, intuitive interface for comprehensive sensor analysis.

**Highlights:** Real-time sensor data collection, Accelerometer, gyroscope, GPS, Barometer, decibel meter, metal detector, Compass functionality, Intuitive graph visualization, User-friendly interface

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

**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 Sensors Toolbox free?

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

### Which has better reviews, Structure Sensor Calibrator or Sensors Toolbox?

Sensors Toolbox is rated higher. Structure Sensor Calibrator averages 3.0 out of 5 from 4 ratings, while Sensors Toolbox averages 4.2 from 134 ratings.

### Do Structure Sensor Calibrator or Sensors Toolbox have ads?

Sensors Toolbox shows ads; Structure Sensor Calibrator does not.

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

Structure Sensor Calibrator ships an update every 2 months, and Sensors Toolbox every 7 months. Most recently, Structure Sensor Calibrator was updated on September 21, 2026 and Sensors Toolbox on August 20, 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.*