# QR Code Scan Master vs Authenticator

The clearest difference is iOS requirement: QR Code Scan Master at 15 against Authenticator's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. QR Code Scan Master sells 8 in-app purchases, starting at $5.99 per 7 days and Authenticator sells 2 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | QR Code Scan Master | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | — |
| Size | 35 MB | 51 MB |
| Requires iOS | **15** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [晓龙 李](https://appshunter.io/developer/1725048931) | [Huong Dang](https://appshunter.io/developer/1896285075) |

## What reviewers say

### QR Code Scan Master

[App page](https://appshunter.io/ios/app/qr-code-scan-master/id6744511280)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $5.99 | per 7 days |
| Premium Weekly | $6.99 | per 7 days |
| Premium Weekly | $7.99 | per 7 days |
| Premium Weekly | $8.99 | per 7 days |
| Premium Weekly | $9.99 | per 7 days |
| Premium Yearly | $19.99 | per year |
| Premium Yearly | $29.99 | per year |
| Premium Yearly | $39.99 | per year |


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-2fa-and-vault/id6809136121)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $6.99 | per 7 days |
| Yearly Premium Access | $39.99 | per year |


## Frequently asked questions

### Is QR Code Scan Master free?

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

### Is Authenticator free?

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

### Do QR Code Scan Master or Authenticator have ads?

Both QR Code Scan Master and Authenticator show ads.

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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.*