# Structure Sensor Calibrator vs Sensors Toolbox

The clearest difference is rating: Sensors Toolbox at 4.7 against Structure Sensor Calibrator's 3.0. Sensors Toolbox also leads on review sentiment (58% vs 19%) and ratings volume (160 vs 4). Structure Sensor Calibrator's advantage is in-app purchases (none vs 2) and update cadence (every 2 months vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sensors Toolbox sells 2 one-off in-app purchases. Structure Sensor Calibrator asks for nothing beyond the download.

Sensors Toolbox holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Sensors Toolbox has 160 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 58% of Sensors Toolbox's.

Structure Sensor Calibrator ships an update every 2 months, Sensors Toolbox every 5 months. The most recent releases landed on September 21, 2026 and September 15, 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) | **[4.7 (160 ratings)](https://appshunter.io/ios/app/sensors-toolbox/id1242203428/reviews)** |
| Number of ratings | 4 | **160** |
| Positive reviews | 19.0% of reviews | **58.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 39 MB | 17 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XRPro, LLC](https://appshunter.io/developer/1642756687) | [ExaMobile S.A.](https://appshunter.io/developer/506014841) |

## 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/id1242203428)

Diagnose your mobile device's status with this comprehensive tool. Access real-time data from all supported sensors, including motion, environmental, and hardware information. Test sensor functionality and view data graphically or in text format.

**Highlights:** Real-time sensor data display, Sensor testing functionality, Graphical and text data views, Detailed sensor descriptions, Altimeter, metal detector, compass, Accelerometer, gyroscope, magnetometer, Barometer, location, battery status

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |
| Go Premium, get new opportunities and features! | $1.99 | one-time |


## 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 in-app purchases available.

### 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 4.7 from 160 ratings.

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

Neither Structure Sensor Calibrator nor Sensors Toolbox shows ads.

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

Structure Sensor Calibrator ships an update every 2 months, and Sensors Toolbox every 5 months. Most recently, Structure Sensor Calibrator was updated on September 21, 2026 and Sensors Toolbox on September 15, 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.*