# Lumirox Optimizer vs Smart QR Scanner & Barcode

The clearest difference is rating: Smart QR Scanner & Barcode at 5.0 against Lumirox Optimizer's 4.5. Lumirox Optimizer's advantage is ads (none vs shown) and iOS requirement (15.6 vs 17.6). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Lumirox Optimizer sells 2 in-app purchases, starting at $10.99 per 7 days and Smart QR Scanner & Barcode sells 2 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Smart QR Scanner & Barcode holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Lumirox Optimizer ships an update weekly, Smart QR Scanner & Barcode fortnightly. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Lumirox Optimizer | Smart QR Scanner & Barcode |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/lumirox-optimizer/id6763063077/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/smart-qr-scanner-and-barcode/id6775903786/reviews)** |
| Number of ratings | 2 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Freemium | Free with in-app purchases |
| Size | 79 MB | 59 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ENRG SYSTEMS, SRL](https://appshunter.io/developer/1895144841) | [Ngo Nhat](https://appshunter.io/developer/1895462606) |

## What reviewers say

### Lumirox Optimizer

[App page](https://appshunter.io/ios/app/lumirox-optimizer/id6763063077)

Streamline your iPhone with a single tap. This app intelligently finds and removes duplicate photos, large videos, and forgotten screenshots. It also offers secure local storage for sensitive files and provides quick insights into your device's performance.

**Highlights:** One-tap phone cleaning, Duplicate photo detection, Large video removal, Secure local file storage, Wi-Fi and cellular speed tests, Device performance insights

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $10.99 | per 7 days |
| Quarterly Premium | $69.99 | per 3 months |


### Smart QR Scanner & Barcode

[App page](https://appshunter.io/ios/app/smart-qr-scanner-and-barcode/id6775903786)

Easily scan and create QR codes and barcodes for various information like URLs, Wi-Fi, and social profiles. Save, manage, and share your codes with a history and favorite options. Customize your experience with appearance and sound settings.

**Highlights:** Scan QR codes and barcodes, Create custom QR codes, Save and manage scanned/created codes, Share generated codes, Batch scanning, Customizable appearance and settings

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $9.99 | per 7 days |
| Yearly Premium | $49.99 | per year |


## Frequently asked questions

### Is Lumirox Optimizer free?

Lumirox Optimizer is free to download, with in-app purchases available.

### Is Smart QR Scanner & Barcode free?

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

### Which has better reviews, Lumirox Optimizer or Smart QR Scanner & Barcode?

Smart QR Scanner & Barcode is rated higher. Lumirox Optimizer averages 4.5 out of 5 from 2 ratings, while Smart QR Scanner & Barcode averages 5.0 from 4 ratings.

### Do Lumirox Optimizer or Smart QR Scanner & Barcode have ads?

Smart QR Scanner & Barcode shows ads; Lumirox Optimizer does not.

### Which is updated more often, Lumirox Optimizer or Smart QR Scanner & Barcode?

Lumirox Optimizer ships an update weekly, and Smart QR Scanner & Barcode fortnightly. Most recently, Lumirox Optimizer was updated on October 14, 2026 and Smart QR Scanner & Barcode on October 11, 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.*