# Smart Humidifier Pro vs QR & Barcode Scanner Max

The clearest difference is review sentiment: Smart Humidifier Pro at 100% against QR & Barcode Scanner Max's 60%. Smart Humidifier Pro also leads on in-app purchases (none vs 5) and ads (none vs shown). QR & Barcode Scanner Max's advantage is ratings volume (2.7K vs 1) and update cadence (every 2 weeks vs monthly). On price and device support there is nothing between them.

Both are free to download. QR & Barcode Scanner Max sells 5 in-app purchases, starting at $4.99 per 7 days. Smart Humidifier Pro asks for nothing beyond the download.

Smart Humidifier Pro holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: QR & Barcode Scanner Max has 2.7K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Smart Humidifier Pro's written reviews are positive against 60% of QR & Barcode Scanner Max's.

Smart Humidifier Pro ships an update monthly, QR & Barcode Scanner Max every 2 weeks. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Smart Humidifier Pro | QR & Barcode Scanner Max |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smart-humidifier-pro/id1668976459/reviews)** | [4.6 (2.7K ratings)](https://appshunter.io/ios/app/qr-and-barcode-scanner-max/id6743716080/reviews) |
| Number of ratings | 1 | **2.7K** |
| Positive reviews | **100.0% of reviews** | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 39 MB | 30 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [易客创新(泉州)智能科技有限公司](https://appshunter.io/developer/1683294855) | [J.K. Mobile LLC](https://appshunter.io/developer/1742145775) |

## What reviewers say

### 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


### QR & Barcode Scanner Max

[App page](https://appshunter.io/ios/app/qr-and-barcode-scanner-max/id6743716080)

Instantly scan and decode any QR code or barcode with your device's camera. Generate personalized QR codes for various purposes, including social media and business integration. Customize your codes and enjoy an ad-free experience with pro features.

**Highlights:** Instant QR & barcode scanning, Product lookup, Universal code generator, Social media integration, QR code customization, Ad-free experience (Pro)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Special Offer | $4.99 | per 7 days |
| Weekly subscription | $9.99 | per 7 days |
| Weekly subscription | $9.99 | per 7 days |
| Yearly subscription | $39.99 | per year |
| Yearly subscription | $39.99 | per year |


## Frequently asked questions

### Is Smart Humidifier Pro free?

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

### Is QR & Barcode Scanner Max free?

QR & Barcode Scanner Max is free to download, with in-app purchases available.

### Which has better reviews, Smart Humidifier Pro or QR & Barcode Scanner Max?

Smart Humidifier Pro is rated higher. Smart Humidifier Pro averages 5.0 out of 5 from 1 ratings, while QR & Barcode Scanner Max averages 4.6 from 2.7K ratings.

### Do Smart Humidifier Pro or QR & Barcode Scanner Max have ads?

QR & Barcode Scanner Max shows ads; Smart Humidifier Pro does not.

### Which is updated more often, Smart Humidifier Pro or QR & Barcode Scanner Max?

Smart Humidifier Pro ships an update monthly, and QR & Barcode Scanner Max every 2 weeks. Most recently, Smart Humidifier Pro was updated on November 3, 2026 and QR & Barcode Scanner Max on November 8, 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.*