Duct Sensor Assistant vs HygroSoft
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Duct Sensor Assistant
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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
HygroSoft
This utility app allows for easy configuration, adjustment, and updates of new Rotronic devices using your smartphone's NFC interface. It supports device setup even without a power supply.
- NFC interface for device interaction
- Easy configuration of Rotronic devices
- Adjustment and updates via smartphone
- Supports devices without power supply
- Compatible with HygroFlex series
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Overview Rotronic’s new software generation, HygroSoft, replaces the long-standing and successful HW4 and HW5 software. HygroSoft is available as a free application for iOS. The HygroSoft App is utilizing the NFC interface, allowing for easy configuration, adjustment, and updates of the new Rotronic device generation via smartphone. The NFC interface even supports device configuration without any power supply. Supported Devices • HygroFlex 5 Advanced (HF5A) Series • HygroFlex 3 Advanced (HF3A) Series • HygroFlex 5 Advanced Temperatur (TF5A) Series Further Information For more information, please visit our website at ProcessSensing.com or consult our Online Manual at service.rotronic.com/products-manual.
Screenshots
Verdict
The clearest difference is iOS requirement: Duct Sensor Assistant at 12.0 against HygroSoft's 14.2. On price, update cadence, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Duct Sensor Assistant ships an update every 6 months, HygroSoft every 8 months. The most recent releases landed on September 16, 2026 and June 1, 2026 respectively.
| Parameter | Duct Sensor Assistant | HygroSoft |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 6 months — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 14.2 |
| Further details — not scored | ||
| Size | 31 MB | 166 MB |
| Age rating | 4+ | 4+ |
| Developer | BELIMO Automation AG | Rotronic AG |
In-app purchases
Duct Sensor Assistant
No in-app purchases
HygroSoft
No in-app purchases
Questions
Is Duct Sensor Assistant free?
Is HygroSoft free?
Do Duct Sensor Assistant or HygroSoft have ads?
Which is updated more often, Duct Sensor Assistant or HygroSoft?
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