# Device Motion Detective vs Motion Alert Audio

The clearest difference is rating: Motion Alert Audio at 5.0 against Device Motion Detective's 1.0. Motion Alert Audio also leads on update cadence (every 3 months vs every 13 months). Device Motion Detective's advantage is iOS requirement (12.0 vs 15.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Motion Alert Audio holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Device Motion Detective ships an update every 13 months, Motion Alert Audio every 3 months. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Device Motion Detective | Motion Alert Audio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/device-motion-detective/id884501447/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/motion-alert-audio/id6499502522/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 2 MB | 38 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [方 沈](https://appshunter.io/developer/882296318) | [Dino Solano](https://appshunter.io/developer/1687878080) |

## What reviewers say

### Device Motion Detective

[App page](https://appshunter.io/ios/app/device-motion-detective/id884501447)

This utility app captures and stores detailed device motion data, including accelerometer, gyroscope, and magnetometer readings. Users can view real-time motion graphs or past records saved to the database. Data is recorded every second for up to 20 minutes per session.

**Highlights:** Raw accelerometer data recording, Raw gyroscope data recording, Raw magnetometer data recording, Processed device-motion data, Real-time motion graphs, Past motion record viewing, Data saved to database

**Features:** Vision Pro support

**In-app purchases:** none


### Motion Alert Audio

[App page](https://appshunter.io/ios/app/motion-alert-audio/id6499502522)

Transform your iPhone into a home security hub with instant audio alerts for motion and lights. This app uses your home WiFi for private and secure monitoring, offering customizable sounds and a dark screen mode for nighttime use.

**Highlights:** Customizable audio notifications, Dark screen mode, Easy setup, Home WiFi operation, Motion and light activation alerts

**In-app purchases:** none


## Frequently asked questions

### Is Device Motion Detective free?

Device Motion Detective is free to download, with no in-app purchases.

### Is Motion Alert Audio free?

Motion Alert Audio is free to download, with no in-app purchases.

### Which has better reviews, Device Motion Detective or Motion Alert Audio?

Motion Alert Audio is rated higher. Device Motion Detective averages 1.0 out of 5 from 1 ratings, while Motion Alert Audio averages 5.0 from 1 ratings.

### Do Device Motion Detective or Motion Alert Audio have ads?

Neither Device Motion Detective nor Motion Alert Audio shows ads.

### Which is updated more often, Device Motion Detective or Motion Alert Audio?

Device Motion Detective ships an update every 13 months, and Motion Alert Audio every 3 months. Most recently, Device Motion Detective was updated on October 7, 2026 and Motion Alert Audio on October 13, 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.*