MGS 400 vs KalderMobile
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MGS 400
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.
- Bluetooth connectivity
- Device configuration
- Alarm threshold adjustment
- Maintenance testing
- Zero/span calibration
- Intuitive interface
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The Bacharach MGS-400 App allows users to configure, maintain and interface with compatible MGS-400 gas detectors. Once a Bluetooth connection has been established, the app replaces the need for specialty training/tools and makes compliance with safety standards (ASHRAE 15, EN 378) easy and effective. Features include: - Configuration (Rename device, define alarm thresholds, adjust Modbus settings, configure relay behavior and manage analog output settings.) - Maintenance (Test LED/buzzer function, relays, and analog output level.) - Calibration (View sensor type, serial number and “Calibration Due” timer and initiate zero / span calibrations with customizable field calibration certificate.) - Intuitive Interface (View current gas measurement and acknowledge alarm / fault status.)
KalderMobile
This app provides remote management and visualization for commercial refrigeration and HVAC systems. It allows users to review site conditions, view active alarms, and access store layout maps. Users can also acknowledge alarms and subscribe to notifications for system alerts.
- Remote system management
- Site condition review
- Active alarm viewing
- Store layout map
- Alarm acknowledgment
- Alarm notification subscription
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** This app is for use with Kalder Software only. You need to have our software to use it. The first of its kind. Complete mobile friendly remote management and visualizations of your Supermarket/Commercial Refrigeration and HVAC systems. Complete remote management. Remotely: • Review Site Conditions • View Active Alarms • View Graph information • View Store Layout map with full pinch to zoom and interactivity • Acknowledge Active Alarms (if permissions exist) • View Alarm Details • Subscribe to Alarm Notifications View all points in Celsius or Fahrenheit depending on your personal preferences.
Screenshots
Verdict
The clearest difference is review sentiment: MGS 400 at 100% against KalderMobile's 0%. MGS 400 also leads on rating (5.0 vs 3.7). KalderMobile's advantage is ads (none vs shown) and update cadence (every 2 months vs every 17 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 3.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 100% of MGS 400's written reviews are positive against 0% of KalderMobile's.
MGS 400 ships an update every 17 months, KalderMobile every 2 months. The most recent releases landed on October 14, 2026 and October 30, 2026 respectively.
| Parameter | MGS 400 | KalderMobile |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 3.7 (3 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 17 months | Every 2 months — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 16 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | MSA - The Safety Company | Kalder |
Customer experience
MGS 400
KalderMobile
In-app purchases
MGS 400
No in-app purchases
KalderMobile
No in-app purchases
Questions
Is MGS 400 free?
Is KalderMobile free?
Which has better reviews, MGS 400 or KalderMobile?
Do MGS 400 or KalderMobile have ads?
Which is updated more often, MGS 400 or KalderMobile?
Other comparisons
