Comparison

Duct Sensor Assistant vs FusionAir

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

Head to head
About

Duct Sensor Assistant

Features
Read full description

Via the Belimo Duct Sensor Assistant App it is possible to extend the range of use and to adapt the configuration individually to application requirements. A Bluetooth® dongle is required for configuration via the Belimo Duct Sensor Assistant App (sold separately, A-22G-A05). Features: • Communication via Bluetooth BLE • Bluetooth Dongle A-22G-A05 required, which will communicate with the sensor via a Micro-USB-connector • Can be used for the following sensors: 22ADP-.., 22DTH-..5.., 22DTH-..6.., 22DC-..3, 22DTC-.., 22DTM-.., 22DCV-.., 22DCM-.., 22DCK-.., 22UTH-..50X, 22UTH-..60X • Supported languages DE, EN, FR, IT, ES, PT Configuration options: • Individual configuration of output signals • Setting of different measuring ranges • Additional adjustment of offset values • Parameterization of Live-Zero-Signal (2..10 V etc.) and the system of units • Setting options for display indications • Customized parameterization of traffic-light function (TLF) • Extension of the physical bus address • Store settings on the mobile device and load on other sensors • Representation and output of the differential pressure as a volume flow value

About

FusionAir

Features
Read full description

Innovative FusionAir Smart Sensor enhances building occupant experience, increases energy efficiency, and offers safe indoor air quality. The mobile app provides a remote mirroring experience to all FusionAir functions so that changes can be made without a need to touch the sensor, and can be used with a display less model. LED indications can be programmed in the strategy. One example could be to give clear feedback of the safety status in the room under various circumstances such as CO2 levels.

Screenshots

Duct Sensor Assistant4 screens
FusionAir4 screens

Verdict

The call

The clearest difference is update cadence: Duct Sensor Assistant at every 6 months against FusionAir's every 12 months. FusionAir's advantage is iOS requirement (8.1 vs 12.0). 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

Duct Sensor Assistant ships an update every 6 months, FusionAir every 12 months. The most recent releases landed on October 6, 2026 and November 7, 2026 respectively.

Scorecard2 real differences · 4 level
Duct Sensor Assistant versus FusionAir: the parameters behind the verdict, then further details
ParameterDuct Sensor AssistantFusionAir
PriceFreeFree
Update frequencyEvery 6 months — betterEvery 12 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.08.1 — better
Further details — not scored
Size31 MB40 MB
Age rating4+4+
DeveloperBELIMO Automation AGCylon Controls Limited

In-app purchases

None

Duct Sensor Assistant

No in-app purchases

None

FusionAir

No in-app purchases

Questions

Is Duct Sensor Assistant free?
Duct Sensor Assistant is free to download, with no in-app purchases.
Is FusionAir free?
FusionAir is free to download, with no in-app purchases.
Do Duct Sensor Assistant or FusionAir have ads?
Neither Duct Sensor Assistant nor FusionAir shows ads.
Which is updated more often, Duct Sensor Assistant or FusionAir?
Duct Sensor Assistant ships an update every 6 months, and FusionAir every 12 months. Most recently, Duct Sensor Assistant was updated on October 6, 2026 and FusionAir on November 7, 2026.

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