# USM Enrich vs Motion Sensor Analyzer Tool

The clearest difference is in-app purchases: USM Enrich at none against Motion Sensor Analyzer Tool's 3. USM Enrich also leads on iOS requirement (13.0 vs 18.0). Motion Sensor Analyzer Tool's advantage is update cadence (every 2 weeks vs every 9 months). On price, ads and device support there is nothing between them.

Both are free to download. Motion Sensor Analyzer Tool sells 3 in-app purchases, starting at $2.99 per month. USM Enrich asks for nothing beyond the download.

USM Enrich ships an update every 9 months, Motion Sensor Analyzer Tool every 2 weeks. The most recent releases landed on September 30, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | USM Enrich | Motion Sensor Analyzer Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/motion-sensor-analyzer-tool/id6499396038/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 19 MB | 12 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [家敏 雷](https://appshunter.io/developer/1535169483) | [Thiem Nguyen](https://appshunter.io/developer/1658699065) |

## What reviewers say

### USM Enrich

[App page](https://appshunter.io/ios/app/usm-enrich/id1570088544)

**Features:** macOS Compatibility

**In-app purchases:** none


### Motion Sensor Analyzer Tool

[App page](https://appshunter.io/ios/app/motion-sensor-analyzer-tool/id6499396038)

This app transforms your iPhone into a professional motion data logger. Record accelerometer, gyroscope, and magnetometer data simultaneously, visualize it with interactive charts, and export it in CSV or JSON format for detailed analysis. Organize and compare recordings to gain insights into motion patterns.

**Highlights:** Record accelerometer, gyroscope, magnetometer, Up to 200Hz sampling rate, Interactive real-time charts, Export data as CSV and JSON, Organize recordings with sessions and collections, Compare multiple recordings, Background recording (Pro feature)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Motion Sensor Pro – Monthly | $2.99 | per month |
| Motion Sensor Pro – Yearly | $19.99 | per year |
| Motion Sensor Pro – Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is USM Enrich free?

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

### Is Motion Sensor Analyzer Tool free?

Motion Sensor Analyzer Tool is free to download, with in-app purchases available.

### Do USM Enrich or Motion Sensor Analyzer Tool have ads?

Neither USM Enrich nor Motion Sensor Analyzer Tool shows ads.

### Which is updated more often, USM Enrich or Motion Sensor Analyzer Tool?

USM Enrich ships an update every 9 months, and Motion Sensor Analyzer Tool every 2 weeks. Most recently, USM Enrich was updated on September 30, 2026 and Motion Sensor Analyzer Tool on October 12, 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.*