# QR Code Reader、Barcode Scanner vs Authenticator App

The clearest difference is in-app purchases: QR Code Reader、Barcode Scanner at none against Authenticator App's 1. QR Code Reader、Barcode Scanner also leads on iOS requirement (15.5 vs 18.0). Authenticator App's advantage is update cadence (fortnightly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Authenticator App sells 1 in-app purchase, starting at $6.99 per 7 days. QR Code Reader、Barcode Scanner asks for nothing beyond the download.

QR Code Reader、Barcode Scanner ships an update every 2 months, Authenticator App fortnightly. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | QR Code Reader、Barcode Scanner | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (12 ratings)](https://appshunter.io/ios/app/qr-code-readerbarcode-scanner/id6471344894/reviews)** | — |
| Number of ratings | **12** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 69 MB | 2 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Md Sajedur Rahaman](https://appshunter.io/developer/1586019019) | [Hang Ma](https://appshunter.io/developer/1808693825) |

## What reviewers say

### QR Code Reader、Barcode Scanner

[App page](https://appshunter.io/ios/app/qr-code-readerbarcode-scanner/id6471344894)

Easily scan and generate QR codes and barcodes for various information types like Wi-Fi, websites, and text. Save your scan history and share codes instantly via popular social media and email platforms. Supports low-light scanning with a flashlight.

**Highlights:** Scan QR Codes & Barcodes, Create QR Codes & Barcodes, Flashlight support for low-light, Automatic scan history, Share codes via email and social media, Import images for scanning

**Features:** macOS Compatibility

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-novaz/id6794714046)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Pro - Weekly | $6.99 | per 7 days |


## Frequently asked questions

### Is QR Code Reader、Barcode Scanner free?

QR Code Reader、Barcode Scanner is free to download, with no in-app purchases.

### Is Authenticator App free?

Authenticator App is free to download, with in-app purchases available.

### Do QR Code Reader、Barcode Scanner or Authenticator App have ads?

Neither QR Code Reader、Barcode Scanner nor Authenticator App shows ads.

### Which is updated more often, QR Code Reader、Barcode Scanner or Authenticator App?

QR Code Reader、Barcode Scanner ships an update every 2 months, and Authenticator App fortnightly. Most recently, QR Code Reader、Barcode Scanner was updated on October 13, 2026 and Authenticator App on October 1, 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.*