# MGS 400 vs Turntide Technician

The clearest difference is review sentiment: MGS 400 at 100% against Turntide Technician's 50%. MGS 400 also leads on rating (5.0 vs 4.4). Turntide Technician's advantage is ads (none vs shown) and update cadence (monthly vs every 17 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

MGS 400 holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Turntide Technician has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of MGS 400's written reviews are positive against 50% of Turntide Technician's.

MGS 400 ships an update every 17 months, Turntide Technician monthly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | MGS 400 | Turntide Technician |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mgs-400/id1441402354/reviews)** | [4.4 (7 ratings)](https://appshunter.io/ios/app/turntide-technician/id1524320756/reviews) |
| Number of ratings | 1 | **7** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 17 months | **Monthly** |
| Monetization | Ad-supported | **Free** |
| Size | 16 MB | 54 MB |
| Requires iOS | 14.0 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MSA - The Safety Company](https://appshunter.io/developer/482957840) | [Turntide Technologies Inc.](https://appshunter.io/developer/1500733646) |

## What reviewers say

### MGS 400

[App page](https://appshunter.io/ios/app/mgs-400/id1441402354)

This app connects to compatible gas detectors via Bluetooth, simplifying configuration, maintenance, and calibration. It replaces the need for specialized tools and training, ensuring compliance with safety standards.

**Highlights:** Bluetooth connectivity, Device configuration, Alarm threshold adjustment, Maintenance testing, Zero/span calibration, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Turntide Technician

[App page](https://appshunter.io/ios/app/turntide-technician/id1524320756)

Streamline the installation and setup of smart motor systems. This application allows for quick commissioning of motor controllers by simply scanning their barcodes, enabling efficient job completion from any location.

**Highlights:** Install smart motor systems, Commission motor controllers, Scan controller barcodes, On-the-go job completion, User-friendly interface

**In-app purchases:** none


## Frequently asked questions

### Is MGS 400 free?

MGS 400 is free to download, with no in-app purchases.

### Is Turntide Technician free?

Turntide Technician is free to download, with no in-app purchases.

### Which has better reviews, MGS 400 or Turntide Technician?

MGS 400 is rated higher. MGS 400 averages 5.0 out of 5 from 1 ratings, while Turntide Technician averages 4.4 from 7 ratings.

### Do MGS 400 or Turntide Technician have ads?

MGS 400 shows ads; Turntide Technician does not.

### Which is updated more often, MGS 400 or Turntide Technician?

MGS 400 ships an update every 17 months, and Turntide Technician monthly. Most recently, MGS 400 was updated on November 2, 2026 and Turntide Technician on November 3, 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.*