# Airthings vs PlumBuddy

The clearest difference is review sentiment: PlumBuddy at 100% against Airthings's 33%. PlumBuddy also leads on rating (5.0 vs 4.4) and monetization model (free vs free with in-app purchases). Airthings's advantage is ratings volume (3K vs 5). 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.

PlumBuddy 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 5, so its average is the more settled of the two. Written reviews point the same way: 33% of Airthings's written reviews are positive against 100% of PlumBuddy's.

Airthings ships an update fortnightly, PlumBuddy every 8 days. The most recent releases landed on October 1, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Airthings | PlumBuddy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (3K ratings)](https://appshunter.io/ios/app/airthings/id1560329275/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/plumbuddy/id6744320200/reviews)** |
| Number of ratings | **3K** | 5 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 102 MB | 59 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Airthings ASA](https://appshunter.io/developer/1101077902) | [PlumBuddy Inc](https://appshunter.io/developer/1807060721) |

## 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


### PlumBuddy

[App page](https://appshunter.io/ios/app/plumbuddy/id6744320200)

Monitor and control your home's water system remotely. Receive real-time alerts for leaks and track water usage to prevent damage and identify issues. Manage multiple properties from a single account.

**Highlights:** Real-time water data monitoring, Remote water shut-off, Automatic leak detection, Customizable alerts (email, SMS, push), Multi-property management, Live water usage tracking

**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 PlumBuddy free?

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

### Which has better reviews, Airthings or PlumBuddy?

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

### Do Airthings or PlumBuddy have ads?

Neither Airthings nor PlumBuddy shows ads.

### Which is updated more often, Airthings or PlumBuddy?

Airthings ships an update fortnightly, and PlumBuddy every 8 days. Most recently, Airthings was updated on October 1, 2026 and PlumBuddy on September 14, 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.*