# Airthings vs RunLink Treadmill

The clearest difference is rating: RunLink Treadmill at 5.0 against Airthings's 4.4. RunLink Treadmill also leads on monetization model (free vs free with in-app purchases) and iOS requirement (15.0 vs 17.6). Airthings's advantage is ratings volume (3K vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

RunLink Treadmill holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Airthings has 3K ratings behind it against 1, so its average is the more settled of the two.

Airthings ships an update fortnightly, RunLink Treadmill every 3 weeks. The most recent releases landed on October 30, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Airthings | RunLink Treadmill |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (3K ratings)](https://appshunter.io/ios/app/airthings/id1560329275/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/runlink-treadmill/id6766773560/reviews)** |
| Number of ratings | **3K** | 1 |
| Positive reviews | 33.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 104 MB | 33 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Airthings ASA](https://appshunter.io/developer/1101077902) | [SNAILCLE (XIAMEN) TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1718187235) |

## What reviewers say

### Airthings

[App page](https://appshunter.io/ios/app/airthings/id1560329275)

Monitor and improve your indoor air quality with smart devices. Get real-time insights, track trends, and receive actionable advice to enhance focus, reduce allergies, and sleep better. Control your air purifier and stay informed about pollen forecasts.

**Highlights:** Quick device setup, At-a-glance air quality indicators, Detailed trend tracking, Air purifier remote control, 5-day pollen forecast, Air quality notifications, Personalized air reports

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Simple to understand and setup
- 🚀 Intuitive and easy to use app
- 🚀 Efficient and fast
- 🚀 Provides great information on air quality
- 🚀 Accurate and reliable sensor readings

**What reviewers complain about**

- 🐛 App has connectivity issues, often fails to sync
- 🐛 App is buggy and has many errors
- 🐛 Inaccurate or inconsistent sensor readings
- 🐛 Difficult to set up and connect devices
- 🐛 Lack of customization options for thresholds and notifications

**Reported bugs**

- App crashes frequently
- Unable to add new devices or accounts
- Incorrect color coding and data display
- Delayed or missing sensor data updates
- Bluetooth connectivity issues

**Requested features**

- Add HomeKit integration
- Allow custom thresholds and notifications
- Improve data visualization and historical trending
- Add more detailed information on air quality issues and remedies
- Provide an iPad-optimized version of the app


### RunLink Treadmill

[App page](https://appshunter.io/ios/app/runlink-treadmill/id6766773560)

This app connects to compatible smart treadmills, allowing users to synchronize exercise records and access advanced device features. Manage your fitness data and explore connected features for a more integrated workout experience.

**Highlights:** QR code and Bluetooth device connection, Synchronize exercise records, View and manage exercise history, Access connected fitness features, Supports advanced device functions

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

**In-app purchases:** none


## Frequently asked questions

### Is Airthings free?

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

### Is RunLink Treadmill free?

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

### Which has better reviews, Airthings or RunLink Treadmill?

RunLink Treadmill is rated higher. Airthings averages 4.4 out of 5 from 3K ratings, while RunLink Treadmill averages 5.0 from 1 ratings.

### Do Airthings or RunLink Treadmill have ads?

Neither Airthings nor RunLink Treadmill shows ads.

### Which is updated more often, Airthings or RunLink Treadmill?

Airthings ships an update fortnightly, and RunLink Treadmill every 3 weeks. Most recently, Airthings was updated on October 30, 2026 and RunLink Treadmill on October 17, 2026.

---

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