Comparison

Hussmann Controls vs MRLDS 400

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Hussmann Controls

Features
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The Hussmann mobile app allows you to access real time data from Hussmann equipment controls for one or multiple cases at a time. This will allow the user to look at the equipment performance and enable them to troubleshoot issues that may occur. This includes the temperature control, that helps keep food at the proper temperature, and the monitors to case operation to be most optimal. The app provides up-to-date information that can be accessed anywhere, so system checks can happen remotely and you do not need to be on site. In addition, some tools are included to help with servicing refrigerated cases. These include: Ohm's Law Calculator Wire Sizing Calculator AC Indicator Tool PT Converter Modbus TCP Tester

About

MRLDS 400

Features
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The Copeland MRLDS 400 App allows users to configure, maintain and interface with compatible MRLDS-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 β€œCalibration Due” timer and initiate zero / span calibrations with customizable field calibration certificate.) Intuitive Interface (view current gas measurement and acknowledge alarm/fault status.)

Screenshots

Hussmann Controls4 screens
MRLDS 4003 screens

Verdict

The call

Hussmann Controls and MRLDS 400 are too close to call on the numbers: across 6 compared parameters β€” price, update cadence, ads and in-app purchases among them β€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

Hussmann Controls ships an update every 9 months, MRLDS 400 every 5 months. The most recent releases landed on October 3, 2026 and September 28, 2026 respectively.

ScorecardNo meaningful differences
Hussmann Controls versus MRLDS 400: the parameters behind the verdict, then further details
ParameterHussmann ControlsMRLDS 400
PriceFreeFree
Update frequencyEvery 9 monthsEvery 5 months β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.114.0 β€” better
Further details β€” not scored
Size39 MB8 MB
Age rating4+4+
DeveloperHussmann CorporationCopeland LP

In-app purchases

None

Hussmann Controls

No in-app purchases

None

MRLDS 400

No in-app purchases

Questions

Is Hussmann Controls free?
Hussmann Controls is free to download, with no in-app purchases.
Is MRLDS 400 free?
MRLDS 400 is free to download, with no in-app purchases.
Do Hussmann Controls or MRLDS 400 have ads?
Neither Hussmann Controls nor MRLDS 400 shows ads.
Which is updated more often, Hussmann Controls or MRLDS 400?
Hussmann Controls ships an update every 9 months, and MRLDS 400 every 5 months. Most recently, Hussmann Controls was updated on October 3, 2026 and MRLDS 400 on September 28, 2026.

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