ZAset mobile vs HygroSoft
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ZAset mobile
This app provides analysis, configuration, and monitoring for ZIEHL-ABEGG devices. It helps service teams retrieve operating states, identify deviations, and visualize statistical data for planned maintenance and reliable systems.
- Retrieve device and operating data
- View errors and warnings
- Visualize statistical data
- Adjust device settings
- Customizable dashboard view
- Bluetooth and Wi-Fi connectivity
- Simulator for training
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ZAset mobile – Analysis, configuration, and monitoring for ZIEHL‑ABEGG devices ZAset mobile supports service teams, commissioning engineers, and operators when working with fans and frequency inverters from ZIEHL‑ABEGG. Retrieve operating states and device details, identify deviations early, and visualize statistical data over the entire lifecycle—for planned maintenance and reliable systems. Features • Retrieve device and operating data: Display current status and detailed information in a clearly structured way. • Show errors and warnings: View current status and error‑log entries. • Visualize statistical data: Analyze long‑term data, identify patterns, derive actions. • Adjust settings: Change parameters conveniently; export/import configurations as files and apply them to additional devices. • Customizable view: Personalize the built‑in tile view for a clear, tailored dashboard. • Bluetooth communication (BLE): Secure access and fast connection to compatible ZIEHL‑ABEGG devices via an AM‑MODBUS‑WB stick or module. • Wi‑Fi / MODBUS‑TCP/IP: Connect to devices on your network. • Simulator: Try the app’s features without any hardware—ideal for training and demos. • Mobile gateway with ZAbluegalaxy: With a ZAbluegalaxy account, send telemetry and statistical data directly from your smartphone to the platform and analyze it remotely. New in version 3.0.0 • New, optimized user experience with a familiar look & feel • Error log now shows descriptions and possible causes • More stable Bluetooth LE connection and improved user feedback • Bug fixes and technical updates • Important note (breaking change): The ZAbluegalaxy Gateway (DIG‑2019NE) is no longer supported. ZAcore is the direct alternative—independent of ZAset mobile. Requirements: • Compatible ZIEHL‑ABEGG devices, for example, an ECblue fan with an AM‑MODBUS‑WB stick • ZAbluegalaxy account required only for cloud transfer Note: This app is designed exclusively for devices from ZIEHL‑ABEGG SE.
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 rating: ZAset mobile at 3.0 against HygroSoft's 1.0. ZAset mobile also leads on update cadence (every 11 days vs every 8 months) and ratings volume (3 vs 1). On price, review sentiment, 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.
ZAset mobile holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews split almost evenly too, at 0% and 0% positive.
ZAset mobile ships an update every 11 days, HygroSoft every 8 months. The most recent releases landed on October 24, 2026 and October 5, 2026 respectively.
| Parameter | ZAset mobile | HygroSoft |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (3 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 11 days — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.2 | 14.2 |
| Further details — not scored | ||
| Size | 242 MB | 166 MB |
| Age rating | 4+ | 4+ |
| Developer | ZIEHL-ABEGG SE | Rotronic AG |
Customer experience
ZAset mobile
HygroSoft
In-app purchases
ZAset mobile
No in-app purchases
HygroSoft
No in-app purchases









