# Sigma live vs QR Code Reader™ +

The clearest difference is in-app purchases: Sigma live at none against QR Code Reader™ +'s 2. Sigma live also leads on iOS requirement (9.0 vs 16). QR Code Reader™ +'s advantage is update cadence (every 2 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. QR Code Reader™ + sells 2 in-app purchases, starting at $9.99 per 7 days. Sigma live asks for nothing beyond the download.

Sigma live ships an update every 2 months, QR Code Reader™ + every 2 weeks. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Sigma live | QR Code Reader™ + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/qr-code-reader-plus/id6747792526/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 33 MB |
| Requires iOS | **9.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rafael Francisco](https://appshunter.io/developer/1070696043) | [SOLAR NETWORKS LIMITED](https://appshunter.io/developer/1736434990) |

## What reviewers say

### Sigma live

[App page](https://appshunter.io/ios/app/sigma-live/id1091561095)

**In-app purchases:** none


### QR Code Reader™ +

[App page](https://appshunter.io/ios/app/qr-code-reader-plus/id6747792526)

Transform your device into a powerful tool for scanning and creating QR codes and barcodes. Quickly open links, connect to Wi-Fi, access product information, or generate your own codes for easy sharing. It's fast, accurate, and simple to use for everyday tasks.

**Highlights:** Ultra-fast QR and barcode scanning, Create custom QR codes, Scan history, Share and export codes, Flashlight support for low light, Offline scanning

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Scan QR Reader (1 Week) | $9.99 | per 7 days |
| Unlock QR Reader Promo(1 Week) | $9.99 | per 7 days |


## Frequently asked questions

### Is Sigma live free?

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

### Is QR Code Reader™ + free?

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

### Do Sigma live or QR Code Reader™ + have ads?

Neither Sigma live nor QR Code Reader™ + shows ads.

### Which is updated more often, Sigma live or QR Code Reader™ +?

Sigma live ships an update every 2 months, and QR Code Reader™ + every 2 weeks. Most recently, Sigma live was updated on November 11, 2026 and QR Code Reader™ + on November 5, 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.*