# Auto Proximity Detection vs Structure Sensor Calibrator

The clearest difference is rating: Structure Sensor Calibrator at 3.0 against Auto Proximity Detection's 1.0. Structure Sensor Calibrator also leads on review sentiment (19% vs 0%). On price, ratings volume, update cadence and ads there is nothing between them.

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

Structure Sensor Calibrator holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews point the same way: 0% of Auto Proximity Detection's written reviews are positive against 19% of Structure Sensor Calibrator's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 20, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Auto Proximity Detection | Structure Sensor Calibrator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/auto-proximity-detection/id909858532/reviews) | **[3.0 (4 ratings)](https://appshunter.io/ios/app/structure-sensor-calibrator/id914275485/reviews)** |
| Number of ratings | 2 | **4** |
| Positive reviews | 0.0% of reviews | **19.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 4 MB | 39 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [方 沈](https://appshunter.io/developer/882296318) | [XRPro, LLC](https://appshunter.io/developer/1642756687) |

## What reviewers say

### Auto Proximity Detection

[App page](https://appshunter.io/ios/app/auto-proximity-detection/id909858532)

This utility app allows hands-free control of your iPhone using the proximity sensor. Perform actions like taking photos, recording audio/video, or toggling the flashlight by covering the screen, ideal for when you can't interact directly.

**Highlights:** Hands-free photo taking, Audio recording, Video recording, Flashlight toggle, Voice-reported location, Voice-reported time, Text note dictation, Number counting

**Features:** Vision Pro support

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Auto Proximity Detection free?

Auto Proximity Detection is free to download, with no in-app purchases.

### Is Structure Sensor Calibrator free?

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

### Which has better reviews, Auto Proximity Detection or Structure Sensor Calibrator?

Structure Sensor Calibrator is rated higher. Auto Proximity Detection averages 1.0 out of 5 from 2 ratings, while Structure Sensor Calibrator averages 3.0 from 4 ratings.

### Do Auto Proximity Detection or Structure Sensor Calibrator have ads?

Neither Auto Proximity Detection nor Structure Sensor Calibrator shows ads.

### Which is updated more often, Auto Proximity Detection or Structure Sensor Calibrator?

Auto Proximity Detection ships an update every 2 months, and Structure Sensor Calibrator every 2 months. Most recently, Auto Proximity Detection was updated on September 20, 2026 and Structure Sensor Calibrator on September 21, 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.*