MRLDS 400 vs Rileva TE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MRLDS 400
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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.)
Rileva TE
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RILEVA TE, the app for interacting with the new CAREL GLD Small series Gas Detector, equipped with Bluetooth technology. RILEVA considerably simplifies configuration and maintenance, as well as interfacing to the latest CAREL Gas Detector models. The use of a smartphone instead of a PC and/or serial converter makes daily functional checks more user-friendly and easy to perform. Furthermore, RILEVA TE makes testing and calibration faster and effortless, with the focus on saving time. Features include: • Configuration (rename device, define alarm thresholds, change Modbus settings, configure relay behaviour and manage analogue output settings.) • Maintenance (test LED/buzzer operation, relays and analogue output level.) • Calibration (view sensor type, serial number and “Calibration Due” timer and initiate zero/span calibrations with customisable field calibration certificate.) • Intuitive interface (view current gas measurement and acknowledge alarm/fault status.).
Screenshots
Verdict
MRLDS 400 and Rileva TE are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Both ship on a similar rhythm, roughly every 5 months. The most recent releases landed on September 28, 2026 and September 21, 2026 respectively.
| Parameter | MRLDS 400 | Rileva TE |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Copeland LP | CAREL INDUSTRIES S.p.A. |
In-app purchases
MRLDS 400
No in-app purchases
Rileva TE
No in-app purchases
Questions
Is MRLDS 400 free?
Is Rileva TE free?
Do MRLDS 400 or Rileva TE have ads?
Which is updated more often, MRLDS 400 or Rileva TE?
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