# QR Code vs Smart Humidifier Pro

The clearest difference is review sentiment: Smart Humidifier Pro at 100% against QR Code's 33%. Smart Humidifier Pro also leads on rating (5.0 vs 4.5) and in-app purchases (none vs 7). QR Code's advantage is ratings volume (13K vs 1) and update cadence (every 9 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. QR Code sells 7 in-app purchases, starting at $2.99 per 7 days. Smart Humidifier Pro asks for nothing beyond the download.

Smart Humidifier Pro holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: QR Code has 13K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 33% of QR Code's written reviews are positive against 100% of Smart Humidifier Pro's.

QR Code ships an update every 9 days, Smart Humidifier Pro monthly. The most recent releases landed on October 17, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | QR Code | Smart Humidifier Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (13K ratings)](https://appshunter.io/ios/app/qr-code-reader-and-generator/id1602955453/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smart-humidifier-pro/id1668976459/reviews)** |
| Number of ratings | **13K** | 1 |
| Positive reviews | 32.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 204 MB | 39 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ruslan Kucheriavyi](https://appshunter.io/developer/1780776110) | [易客创新(泉州)智能科技有限公司](https://appshunter.io/developer/1683294855) |

## What reviewers say

### QR Code

[App page](https://appshunter.io/ios/app/qr-code-reader-and-generator/id1602955453)

Scan any QR code or barcode instantly with your phone's camera. Generate custom QR codes for various purposes like opening URLs, accessing Wi-Fi, or sharing contact information. Personalize your generated codes with colors and social media icons.

**Highlights:** Scan QR codes and barcodes, Generate custom QR codes, Create Wi-Fi, Email, URL, Phone QRs, Customize QR code design, Scan from media library, Share and print QR codes

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Discount Premium access | $2.99 | per 7 days |
| weekly premium access | $6.99 | per 7 days |
| Weekly Pro Access | $6.99 | per 7 days |
| Monthly premium access | $14.99 | per month |
| Year premium access | $29.99 | per year |
| Year premium access | $39.99 | per year |
| Lifetime Premium Access | $49.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick and efficient
- 💡 Useful QR code features
- 🤝 Helpful customer service

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 💰 Expensive premium version
- 📢 Intrusive ads and upsells
- 🔒 Lack of transparency around subscriptions

**Reported bugs**

- Login/registration issues
- QR code scanning not working as expected
- Compatibility problems with older devices
- Unexpected charges and billing problems

**Requested features**

- Ability to cancel subscriptions easily
- More affordable pricing options
- Improved stability and reliability
- Better customer support channels


### Smart Humidifier Pro

[App page](https://appshunter.io/ios/app/smart-humidifier-pro/id1668976459)

Control your anti-gravity humidifier remotely. Adjust settings, monitor air quality, and manage your device's environment from your smartphone.

**Highlights:** Remote humidifier control, Anti-gravity functionality, Air quality monitoring, Device environment management, Smartphone integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is QR Code free?

QR Code is free to download, with in-app purchases available.

### Is Smart Humidifier Pro free?

Smart Humidifier Pro is free to download, with no in-app purchases.

### Which has better reviews, QR Code or Smart Humidifier Pro?

Smart Humidifier Pro is rated higher. QR Code averages 4.5 out of 5 from 13K ratings, while Smart Humidifier Pro averages 5.0 from 1 ratings.

### Do QR Code or Smart Humidifier Pro have ads?

Neither QR Code nor Smart Humidifier Pro shows ads.

### Which is updated more often, QR Code or Smart Humidifier Pro?

QR Code ships an update every 9 days, and Smart Humidifier Pro monthly. Most recently, QR Code was updated on October 17, 2026 and Smart Humidifier Pro on October 12, 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.*