# ZAset mobile vs Duct Sensor Assistant

The clearest difference is update cadence: ZAset mobile at every 11 days against Duct Sensor Assistant's every 6 months. Duct Sensor Assistant's advantage is iOS requirement (12.0 vs 14.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ZAset mobile ships an update every 11 days, Duct Sensor Assistant every 6 months. The most recent releases landed on July 25, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | ZAset mobile | Duct Sensor Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/zaset-mobile/id1243510377/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 6 months |
| Monetization | Free | — |
| Size | 242 MB | 31 MB |
| Requires iOS | 14.2 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZIEHL-ABEGG SE](https://appshunter.io/developer/1243510376) | [BELIMO Automation AG](https://appshunter.io/developer/1149281298) |

## What reviewers say

### ZAset mobile

[App page](https://appshunter.io/ios/app/zaset-mobile/id1243510377)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Duct Sensor Assistant

[App page](https://appshunter.io/ios/app/duct-sensor-assistant/id1559862597)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZAset mobile free?

ZAset mobile is free to download, with no in-app purchases.

### Is Duct Sensor Assistant free?

Duct Sensor Assistant is free to download, with no in-app purchases.

### Do ZAset mobile or Duct Sensor Assistant have ads?

Neither ZAset mobile nor Duct Sensor Assistant shows ads.

### Which is updated more often, ZAset mobile or Duct Sensor Assistant?

ZAset mobile ships an update every 11 days, and Duct Sensor Assistant every 6 months. Most recently, ZAset mobile was updated on July 25, 2026 and Duct Sensor Assistant on September 16, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*