# Duct Sensor Assistant vs Connected Power Start

Duct Sensor Assistant and Connected Power Start are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, Connected Power Start every 4 months. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Duct Sensor Assistant | Connected Power Start |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Size | 31 MB | 29 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BELIMO Automation AG](https://appshunter.io/developer/1149281298) | [Honeywell International, Inc.](https://appshunter.io/developer/311222963) |

## What reviewers say

### Duct Sensor Assistant

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Connected Power Start

[App page](https://appshunter.io/ios/app/connected-power-start-up/id1666761353)

**In-app purchases:** none


## Frequently asked questions

### Is Duct Sensor Assistant free?

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

### Is Connected Power Start free?

Connected Power Start is free to download, with no in-app purchases.

### Do Duct Sensor Assistant or Connected Power Start have ads?

Neither Duct Sensor Assistant nor Connected Power Start shows ads.

### Which is updated more often, Duct Sensor Assistant or Connected Power Start?

Duct Sensor Assistant ships an update every 6 months, and Connected Power Start every 4 months. Most recently, Duct Sensor Assistant was updated on October 6, 2026 and Connected Power Start on October 7, 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.*