# UNDOK vs Philips Air+

The clearest difference is rating: Philips Air+ at 4.7 against UNDOK's 4.5. Philips Air+ also leads on ratings volume (1.4K vs 207). UNDOK's advantage is iOS requirement (12.0 vs 15.0). On price, review sentiment, 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.

Philips Air+ holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Philips Air+ has 1.4K ratings behind it against 207, so its average is the more settled of the two. Written reviews complicate that: 56% of UNDOK's written reviews are positive against 48% of Philips Air+'s, so the app with the better star average is not the one people write more warmly about.

UNDOK ships an update every 6 weeks, Philips Air+ every 2 months. The most recent releases landed on September 23, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | UNDOK | Philips Air+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (207 ratings)](https://appshunter.io/ios/app/undok/id940349372/reviews) | **[4.7 (1.4K ratings)](https://appshunter.io/ios/app/philips-air-plus/id1487415423/reviews)** |
| Number of ratings | 207 | **1.4K** |
| Positive reviews | **55.7% of reviews** | 47.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 45 MB | 182 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Frontier Smart Technologies Ltd](https://appshunter.io/developer/386290316) | [Versuni Netherlands B.V](https://appshunter.io/developer/1576853920) |

## What reviewers say

### UNDOK

[App page](https://appshunter.io/ios/app/undok/id940349372)

Easily connect and control your compatible SmartRadio or connected speaker. Set up new devices, manage your home audio system, and access various audio sources like internet radio and streaming services.

**Highlights:** Wireless network connection, Device setup and management, Remote control of audio functions, Source selection (Internet Radio, DAB, Bluetooth, etc.), Volume and playback control, Access to presets, Spotify Connect integration

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is UNDOK free?

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

### Is Philips Air+ free?

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

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

Philips Air+ is rated higher. UNDOK averages 4.5 out of 5 from 207 ratings, while Philips Air+ averages 4.7 from 1.4K ratings.

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

Neither UNDOK nor Philips Air+ shows ads.

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

UNDOK ships an update every 6 weeks, and Philips Air+ every 2 months. Most recently, UNDOK was updated on September 23, 2026 and Philips Air+ on September 26, 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.*