# Moen Flo vs Airthings

The clearest difference is monetization model: Moen Flo at free against Airthings's free with in-app purchases. Moen Flo also leads on ratings volume (22K vs 3K). Airthings's advantage is review sentiment (33% vs 15%). On price, rating, 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.

On the App Store both sit at effectively the same score — 4.3 for Moen Flo against 4.4 for Airthings. That said, the two scores are not equally well evidenced: Moen Flo has 22K ratings behind it against 3K, so its average is the more settled of the two. Written reviews are what separate them: 15% of Moen Flo's written reviews are positive against 33% of Airthings's.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on September 28, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Moen Flo | Airthings |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (22K ratings)](https://appshunter.io/ios/app/moen-flo/id1495094343/reviews) | **[4.4 (3K ratings)](https://appshunter.io/ios/app/airthings/id1560329275/reviews)** |
| Number of ratings | **22K** | 3K |
| Positive reviews | 15.2% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 126 MB | 102 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Moen Incorporated](https://appshunter.io/developer/689014452) | [Airthings ASA](https://appshunter.io/developer/1101077902) |

## What reviewers say

### Moen Flo

[App page](https://appshunter.io/ios/app/moen-flo/id1495094343)

Manage your home's water system remotely. This app connects to smart devices to monitor leaks, control faucets, manage sprinklers, and track water usage for peace of mind and conservation.

**Highlights:** Remote water control, Whole-home leak protection, Smart faucet operation, Automated sprinkler management, Water usage tracking, Customizable alerts

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent water monitoring and leak detection
- 👍 Easy to use app and setup
- 🔒 Helpful alerts and notifications
- ⚙️ Useful smart features like scheduling and remote control

**What reviewers complain about**

- 🐛 Buggy app with frequent crashes and connectivity issues
- 🤖 Poor AI/ML performance in learning water usage patterns
- 🤔 Confusing and unintuitive app interface
- 🔇 Lack of integration with popular smart home platforms like HomeKit

**Reported bugs**

- App frequently loses connection to devices
- Water usage data not updating or displaying correctly
- Scheduled water shutoffs not working as expected
- Sensor calibration and setup process unreliable

**Requested features**

- Add customizable water usage alerts and thresholds
- Implement time zone settings and data synchronization
- Improve app stability and responsiveness
- Integrate with popular smart home platforms


### 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


## Frequently asked questions

### Is Moen Flo free?

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

### Is Airthings free?

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

### Which has better reviews, Moen Flo or Airthings?

Airthings is rated higher. Moen Flo averages 4.3 out of 5 from 22K ratings, while Airthings averages 4.4 from 3K ratings.

### Do Moen Flo or Airthings have ads?

Neither Moen Flo nor Airthings shows ads.

### Which is updated more often, Moen Flo or Airthings?

Moen Flo ships an update fortnightly, and Airthings fortnightly. Most recently, Moen Flo was updated on September 28, 2026 and Airthings on September 25, 2026.

---

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