Comparison

MRLDS 400 vs Turntide Technician

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

Turntide Technician

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
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Install and commission your Turntide Smart Motor Systems with ease. The Turntide mobile app enables you to commission any Turntide Motor Controller in just minutes. Simply scan the Controller barcode and you’re ready for any job, anywhere.

Screenshots

MRLDS 4003 screens
Turntide Technician4 screens

Verdict

The call

The clearest difference is update cadence: Turntide Technician at monthly 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, Turntide Technician monthly. The most recent releases landed on September 28, 2026 and November 3, 2026 respectively.

Scorecard1 real difference · 9 level
MRLDS 400 versus Turntide Technician: the parameters behind the verdict, then further details
ParameterMRLDS 400Turntide Technician
PriceFreeFree
Rating—4.4 (7 ratings) — better
Positive reviews—50.0% of reviews
Number of ratings—7 — better
Update frequencyEvery 5 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.013.4 — better
Further details — not scored
Size8 MB54 MB
Age rating4+4+
DeveloperCopeland LPTurntide Technologies Inc.

In-app purchases

None

MRLDS 400

No in-app purchases

None

Turntide Technician

No in-app purchases

Questions

Is MRLDS 400 free?
MRLDS 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.
Do MRLDS 400 or Turntide Technician have ads?
Neither MRLDS 400 nor Turntide Technician shows ads.
Which is updated more often, MRLDS 400 or Turntide Technician?
MRLDS 400 ships an update every 5 months, and Turntide Technician monthly. Most recently, MRLDS 400 was updated on September 28, 2026 and Turntide Technician on November 3, 2026.

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