# QRCode G vs Authenticator App

The clearest difference is in-app purchases: QRCode G at none against Authenticator App's 2. Authenticator App's advantage is update cadence (every 9 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 2 in-app purchases, starting at $39.99 per year. QRCode G asks for nothing beyond the download.

QRCode G ships an update monthly, Authenticator App every 9 days. The most recent releases landed on September 26, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | QRCode G | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Size | 8 MB | 68 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Bodnar Marin](https://appshunter.io/developer/1344307163) | [Ashish Chaklasiya](https://appshunter.io/developer/1028356298) |

## What reviewers say

### QRCode G

[App page](https://appshunter.io/ios/app/qrcode-g/id6462871795)

**Features:** macOS Compatibility

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-otp/id6477574808)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Premium - 1 year | $39.99 | per year |
| Authenticator Premium Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is QRCode G free?

QRCode G 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 QRCode G or Authenticator App have ads?

Neither QRCode G nor Authenticator App shows ads.

### Which is updated more often, QRCode G or Authenticator App?

QRCode G ships an update monthly, and Authenticator App every 9 days. Most recently, QRCode G was updated on September 26, 2026 and Authenticator App on September 19, 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.*