Comparison

MRLDS 400 vs KalderMobile

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

Head to head
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 “Calibration Due” timer and initiate zero / span calibrations with customizable field calibration certificate.) Intuitive Interface (view current gas measurement and acknowledge alarm/fault status.)

About

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.

Highlights
  • Remote system management
  • Site condition review
  • Active alarm viewing
  • Store layout map
  • Alarm acknowledgment
  • Alarm notification subscription
Features
Read full description

** 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

MRLDS 4003 screens
KalderMobile4 screens

Verdict

The call

The clearest difference is update cadence: KalderMobile at every 2 months against MRLDS 400's every 5 months. On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

MRLDS 400 ships an update every 5 months, KalderMobile every 2 months. The most recent releases landed on September 28, 2026 and October 24, 2026 respectively.

Scorecard1 real difference · 9 level
MRLDS 400 versus KalderMobile: the parameters behind the verdict, then further details
ParameterMRLDS 400KalderMobile
PriceFreeFree
Rating—3.7 (3 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size8 MB32 MB
Age rating4+4+
DeveloperCopeland LPKalder

In-app purchases

None

MRLDS 400

No in-app purchases

None

KalderMobile

No in-app purchases

Questions

Is MRLDS 400 free?
MRLDS 400 is free to download, with no in-app purchases.
Is KalderMobile free?
KalderMobile is free to download, with no in-app purchases.
Do MRLDS 400 or KalderMobile have ads?
Neither MRLDS 400 nor KalderMobile shows ads.
Which is updated more often, MRLDS 400 or KalderMobile?
MRLDS 400 ships an update every 5 months, and KalderMobile every 2 months. Most recently, MRLDS 400 was updated on September 28, 2026 and KalderMobile on October 24, 2026.

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