# Philips Air+ vs Duux

The clearest difference is ratings volume: Philips Air+ at 1.4K against Duux's 15. Philips Air+ also leads on review sentiment (48% vs 29%) and monetization model (free vs ad-supported). 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 — 4.7 for Philips Air+ against 4.7 for Duux. That said, the two scores are not equally well evidenced: Philips Air+ has 1.4K ratings behind it against 15, so its average is the more settled of the two. Written reviews are what separate them: 48% of Philips Air+'s written reviews are positive against 29% of Duux's.

Philips Air+ ships an update every 2 months, Duux monthly. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Philips Air+ | Duux |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (1.4K ratings)](https://appshunter.io/ios/app/philips-air-plus/id1487415423/reviews) | [4.7 (15 ratings)](https://appshunter.io/ios/app/duux/id1627712939/reviews) |
| Number of ratings | **1.4K** | 15 |
| Positive reviews | **48.2% of reviews** | 29.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Ad-supported |
| Size | 182 MB | 122 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Versuni Netherlands B.V](https://appshunter.io/developer/1576853920) | [Duux B.V.](https://appshunter.io/developer/1474620118) |

## What reviewers say

### Philips Air+

[App page](https://appshunter.io/ios/app/philips-air-plus/id1487415423)

This app provides a smart, connected experience for managing indoor air quality. It monitors pollutants, automatically adjusts connected devices, and offers remote control and historical data insights for healthier breathing.

**Highlights:** Real-time indoor and outdoor air quality monitoring, Automatic device adjustment with Auto Plus mode, Remote control for connected air devices, Historical air quality data insights, Maintenance reminders and filter replacement guidance, Outdoor weather and air quality overview

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Responsive and easy to use
- 👍 Helpful for managing air quality
- 🚀 Convenient remote control
- 👍 Informative air quality data
- 👍 Straightforward setup

**What reviewers complain about**

- 🐛 Frequent disconnections and pairing issues
- 🐛 Slow app performance and loading times
- 🐛 Unreliable notifications
- 🐛 Lacks advanced customization options
- 🐛 Buggy after recent updates

**Reported bugs**

- App crashes on launch after recent update
- Firmware update notification bug
- Inability to reset filter usage counter
- Inaccurate air quality data displayed
- Scheduled tasks not working as expected

**Requested features**

- Add support for HomeKit and Google Home
- Improve scheduling and timer functionality
- Allow disabling of audible alerts
- Provide more detailed air quality metrics
- Integrate with other smart home platforms


### Duux

[App page](https://appshunter.io/ios/app/duux/id1627712939)

Control and monitor your smart air treatment devices from anywhere. Schedule operations, adjust settings, and ensure optimal air quality for a healthier living environment. Experience a smarter, more connected home.

**Highlights:** Real-time device monitoring, Easy scheduling of operations, Remote control from anywhere, Intuitive user interface, Manage air treatment devices

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Heater works well and warms room quickly
- 👍 Slick design and intuitive app
- 👍 Excellent user experience
- 🚀 Powerful and effective
- 👍 Recommended product

**What reviewers complain about**

- 🐛 App is buggy and unreliable
- 🐛 Frequent disconnections and connection issues
- 🐛 App is useless, doesn't work as advertised
- 🐛 App is outdated and lacks functionality
- 🐛 App is terrible, freezes device

**Reported bugs**

- App frequently loses connection with device
- App unable to find or add device
- App UI and functionality regressed with updates
- Devices randomly disconnecting from WiFi
- App login/registration issues

**Requested features**

- Add ability to edit schedules
- Implement away mode or low temperature setting
- Allow rearranging of rooms in app
- Add more scheduling options and flexibility
- Improve Alexa/Google Home integration


## Frequently asked questions

### Is Philips Air+ free?

Philips Air+ is free to download, with no in-app purchases.

### Is Duux free?

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

### Which has better reviews, Philips Air+ or Duux?

Philips Air+ and Duux are both rated 4.7 out of 5 on the App Store, from 1.4K and 15 ratings respectively.

### Do Philips Air+ or Duux have ads?

Neither Philips Air+ nor Duux shows ads.

### Which is updated more often, Philips Air+ or Duux?

Philips Air+ ships an update every 2 months, and Duux monthly. Most recently, Philips Air+ was updated on October 17, 2026 and Duux on October 16, 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.*