# Pucciplast vs Duct Sensor Assistant

The clearest difference is update cadence: Duct Sensor Assistant at every 6 months against Pucciplast's every 42 months. 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.

Pucciplast ships an update every 42 months, Duct Sensor Assistant every 6 months. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Pucciplast | Duct Sensor Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 42 months | **Every 6 months** |
| Size | 41 MB | 31 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [B4Web Srl](https://appshunter.io/developer/554962695) | [BELIMO Automation AG](https://appshunter.io/developer/1149281298) |

## What reviewers say

### Pucciplast

[App page](https://appshunter.io/ios/app/pucciplast/id1556668632)

**Features:** macOS Compatibility

**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 Pucciplast free?

Pucciplast 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 Pucciplast or Duct Sensor Assistant have ads?

Neither Pucciplast nor Duct Sensor Assistant shows ads.

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

Pucciplast ships an update every 42 months, and Duct Sensor Assistant every 6 months. Most recently, Pucciplast was updated on October 7, 2026 and Duct Sensor Assistant on October 6, 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.*