# Ferret Tools vs lüft

The clearest difference is rating: Ferret Tools at 3.1 against lüft's 2.5. Ferret Tools also leads on review sentiment (27% vs 0%). lüft's advantage is iOS requirement (13.0 vs 15). On price, ratings volume, update cadence and ads there is nothing between them.

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

Ferret Tools holds the better App Store score, 3.1 against 2.5. Both are backed by a comparable volume of ratings — 23 and 13 respectively. Written reviews point the same way: 27% of Ferret Tools's written reviews are positive against 0% of lüft's.

Ferret Tools ships an update every 6 weeks, lüft every 2 months. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ferret Tools | lüft |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (23 ratings)](https://appshunter.io/ios/app/ferret-tools/id1275320105/reviews)** | [2.5 (13 ratings)](https://appshunter.io/ios/app/luft-sunradon/id1512257787/reviews) |
| Number of ratings | **23** | 13 |
| Positive reviews | **26.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 31 MB | 41 MB |
| Requires iOS | 15 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Cable Ferret Company Limited](https://appshunter.io/developer/1315506831) | [SunRADON LLC](https://appshunter.io/developer/1512257786) |

## What reviewers say

### Ferret Tools

[App page](https://appshunter.io/ios/app/ferret-tools/id1275320105)

View and record live video from your inspection camera. This app allows you to capture photos and videos of hard-to-reach areas. Requires a separate Ferret inspection camera to function.

**Highlights:** Live video streaming, Photo capture, Video recording, Inspection camera control

**Features:** Vision Pro support

**In-app purchases:** none


### lüft

[App page](https://appshunter.io/ios/app/luft-sunradon/id1512257787)

Monitor your indoor air quality from anywhere with real-time sensor readings and visual alerts. Track trends, receive custom notifications, and analyze mold and outdoor air risks. Integrates with other devices and allows data sharing with professionals.

**Highlights:** Real-time IAQ sensor readings, Traffic light color-coded alerts, Indoor Mold Risk Indicator, Outdoor Air Quality Risk Indicator, Trend charts for short/long-term fluctuations, Custom alerts and notifications, Nightlight function programming

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Ferret Tools free?

Ferret Tools is free to download, with no in-app purchases.

### Is lüft free?

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

### Which has better reviews, Ferret Tools or lüft?

Ferret Tools is rated higher. Ferret Tools averages 3.1 out of 5 from 23 ratings, while lüft averages 2.5 from 13 ratings.

### Do Ferret Tools or lüft have ads?

Neither Ferret Tools nor lüft shows ads.

### Which is updated more often, Ferret Tools or lüft?

Ferret Tools ships an update every 6 weeks, and lüft every 2 months. Most recently, Ferret Tools was updated on October 21, 2026 and lüft on October 24, 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.*