# Blueair vs Holy Deck

The clearest difference is update cadence: Holy Deck at every 4 days against Blueair's every 3 weeks. Blueair's advantage is ratings volume (24K vs 1) and device support (3 vs 1). On price, rating, 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.

Holy Deck holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Blueair has 24K ratings behind it against 1, so its average is the more settled of the two.

Blueair ships an update every 3 weeks, Holy Deck every 4 days. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Blueair | Holy Deck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (24K ratings)](https://appshunter.io/ios/app/blueair/id1016299342/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/holy-deck/id6766407006/reviews)** |
| Number of ratings | **24K** | 1 |
| Positive reviews | 26.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free | Free |
| Size | 1.3 GB | 80 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Blueair AB](https://appshunter.io/developer/981904349) | [Biagio Azzarelli](https://appshunter.io/developer/1808093182) |

## What reviewers say

### Blueair

[App page](https://appshunter.io/ios/app/blueair/id1016299342)

Monitor and control your indoor air quality with real-time tracking and intelligent device management. Gain insights into your environment and take effortless action for healthier living, whether you're at home or away.

**Highlights:** Real-time air quality tracking, Seamless device controls, Intelligent adaptive features, Remote management, Insightful data and graphs

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great air purifier
- 🌟 Excellent product
- 👍 Quiet operation
- 🌳 Improves air quality
- 🔍 Informative app

**What reviewers complain about**

- 🐛 Buggy app
- 🔌 Connectivity issues
- 🔍 Inaccurate sensor data
- 🕰️ Scheduling problems
- 🔒 Privacy concerns

**Reported bugs**

- App crashes on startup
- Frequent app disconnections
- Incorrect air quality readings
- Scheduling feature not working as expected
- Inability to change WiFi password

**Requested features**

- Add Google Home/Alexa integration
- Improve app stability and responsiveness
- Provide more customization options
- Allow data export and backup
- Fix daylight saving time issues


### Holy Deck

[App page](https://appshunter.io/ios/app/holy-deck/id6766407006)

Engage in daily spiritual reflection with illustrated cards inspired by Jesus' life and teachings. Draw a card, read its reflection, and add personal journal entries to track your journey. This privacy-focused app keeps all your data local and secure.

**Highlights:** Daily card draw, Illustrated sacred story cards, Reflection text and keywords, Personal journal entries, Journal history by date, Card collection board, Optional iCloud sync

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

**In-app purchases:** none


## Frequently asked questions

### Is Blueair free?

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

### Is Holy Deck free?

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

### Which has better reviews, Blueair or Holy Deck?

Holy Deck is rated higher. Blueair averages 4.8 out of 5 from 24K ratings, while Holy Deck averages 5.0 from 1 ratings.

### Do Blueair or Holy Deck have ads?

Neither Blueair nor Holy Deck shows ads.

### Which is updated more often, Blueair or Holy Deck?

Blueair ships an update every 3 weeks, and Holy Deck every 4 days. Most recently, Blueair was updated on November 10, 2026 and Holy Deck on October 31, 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.*