# Sensor Logger vs ST XR

The clearest difference is in-app purchases: ST XR at none against Sensor Logger's 6. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sensor Logger sells 6 in-app purchases, starting at $4.99 per month. ST XR asks for nothing beyond the download.

## The numbers

| Metric | Sensor Logger | ST XR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (118 ratings)](https://appshunter.io/ios/app/sensor-logger/id1531582925/reviews)** | — |
| Number of ratings | **118** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 81 MB | 47 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Logger Labs LTD](https://appshunter.io/developer/1531583287) | [STMicroelectronics](https://appshunter.io/developer/1801774735) |

## What reviewers say

### Sensor Logger

[App page](https://appshunter.io/ios/app/sensor-logger/id1531582925)

This app collects and records data from various device sensors, including motion, GPS, audio, and camera. It offers background recording, interactive plots, and multiple export formats for data analysis. Advanced features allow for data streaming, custom rules, and collaborative studies.

**Highlights:** Collects data from accelerometer, gyroscope, GPS, audio, camera, and Bluetooth, Background recording functionality, Interactive plots for viewing recordings, Multiple export formats (CSV, JSON, Excel, KML), Data streaming via HTTP/MQTT, Create collaborative Studies for data collection, Online dashboard-style Stories for sharing data

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $4.99 | per month |
| Pro Monthly | $9.99 | per month |
| Ultimate Monthly | $24.99 | per month |
| Plus Yearly | $49.99 | per year |
| Pro Yearly | $99.99 | per year |
| Ultimate Yearly | $249.99 | per year |


### ST XR

[App page](https://appshunter.io/ios/app/st-xr/id6756343789)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sensor Logger free?

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

### Is ST XR free?

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

### Do Sensor Logger or ST XR have ads?

Neither Sensor Logger nor ST XR shows ads.

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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.*