# Device Motion Detective vs PYROSOFT FDS Client

The clearest difference is rating: PYROSOFT FDS Client at 5.0 against Device Motion Detective's 1.0. PYROSOFT FDS Client also leads on update cadence (every 6 months vs every 13 months) and iOS requirement (10.0 vs 12.0). 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.

PYROSOFT FDS Client 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, PYROSOFT FDS Client every 6 months. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Device Motion Detective | PYROSOFT FDS Client |
| --- | --- | --- |
| 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/pyrosoft-fds-client/id1449237226/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 6 months** |
| Monetization | Free | Free |
| Size | 2 MB | 77 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [方 沈](https://appshunter.io/developer/882296318) | [DIAS Infrared GmbH](https://appshunter.io/developer/1449237225) |

## 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


### PYROSOFT FDS Client

[App page](https://appshunter.io/ios/app/pyrosoft-fds-client/id1449237226)

Access and control PYROVIEW FDS fire detection systems remotely. Receive real-time image data, status updates, and command transmission. Get instant notifications for errors or alarms via push messages or email.

**Highlights:** Remote system access, Image data and status information, Command transmission for remote control, Push message and email notifications, Network connection to PYROSOFT FDS server

**Features:** macOS Compatibility

**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 PYROSOFT FDS Client free?

PYROSOFT FDS Client is free to download, with no in-app purchases.

### Which has better reviews, Device Motion Detective or PYROSOFT FDS Client?

PYROSOFT FDS Client is rated higher. Device Motion Detective averages 1.0 out of 5 from 1 ratings, while PYROSOFT FDS Client averages 5.0 from 1 ratings.

### Do Device Motion Detective or PYROSOFT FDS Client have ads?

Neither Device Motion Detective nor PYROSOFT FDS Client shows ads.

### Which is updated more often, Device Motion Detective or PYROSOFT FDS Client?

Device Motion Detective ships an update every 13 months, and PYROSOFT FDS Client every 6 months. Most recently, Device Motion Detective was updated on November 1, 2026 and PYROSOFT FDS Client on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*