# Danfoss Link vs MGS 400

The clearest difference is review sentiment: MGS 400 at 100% against Danfoss Link's 25%. MGS 400 also leads on rating (5.0 vs 3.0). Danfoss Link's advantage is ads (none vs shown) and update cadence (every 2 months vs every 17 months). On price, ratings volume, in-app purchases and device support 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 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 25% of Danfoss Link's written reviews are positive against 100% of MGS 400's.

Danfoss Link ships an update every 2 months, MGS 400 every 17 months. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Danfoss Link | MGS 400 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/danfoss-link/id958847668/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mgs-400/id1441402354/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 17 months |
| Monetization | **Free** | Ad-supported |
| Size | 23 MB | 16 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Danfoss A/S](https://appshunter.io/developer/423984644) | [MSA - The Safety Company](https://appshunter.io/developer/482957840) |

## What reviewers say

### Danfoss Link

[App page](https://appshunter.io/ios/app/danfoss-link/id958847668)

Control your home heating remotely with this intuitive app. Adjust temperatures, manage zones, and save energy from anywhere. Compatible with Wi-Fi enabled Danfoss Link™ CC panels.

**Highlights:** Remote heating control, Intuitive user interface, Zone temperature management, Energy saving features, Control from anywhere, Compatible with Wi-Fi enabled panels

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Danfoss Link free?

Danfoss Link is free to download, with no in-app purchases.

### Is MGS 400 free?

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

### Which has better reviews, Danfoss Link or MGS 400?

MGS 400 is rated higher. Danfoss Link averages 3.0 out of 5 from 1 ratings, while MGS 400 averages 5.0 from 1 ratings.

### Do Danfoss Link or MGS 400 have ads?

MGS 400 shows ads; Danfoss Link does not.

### Which is updated more often, Danfoss Link or MGS 400?

Danfoss Link ships an update every 2 months, and MGS 400 every 17 months. Most recently, Danfoss Link was updated on October 10, 2026 and MGS 400 on October 14, 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.*