# 2FA4G vs QoAuth

The clearest difference is in-app purchases: QoAuth at none against 2FA4G's 3. 2FA4G's advantage is update cadence (every 4 days vs every 3 months) and iOS requirement (13.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. 2FA4G sells 3 in-app purchases, starting at $2.99 per month. QoAuth asks for nothing beyond the download.

2FA4G ships an update every 4 days, QoAuth every 3 months. The most recent releases landed on September 19, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 2FA4G | QoAuth |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 months |
| Size | 46 MB | 48 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Newrathon Technology Co., Ltd.](https://appshunter.io/developer/1652811876) | [卢瑜 梁](https://appshunter.io/developer/1517806264) |

## What reviewers say

### 2FA4G

[App page](https://appshunter.io/ios/app/2fa4g2fa-authenticator/id6762132896)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $7.99 | per year |
| Lifetime | $9.99 | one-time |


### QoAuth

[App page](https://appshunter.io/ios/app/qoauth/id6773035439)

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

**In-app purchases:** none


## Frequently asked questions

### Is 2FA4G free?

2FA4G is free to download, with in-app purchases available.

### Is QoAuth free?

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

### Do 2FA4G or QoAuth have ads?

Neither 2FA4G nor QoAuth shows ads.

### Which is updated more often, 2FA4G or QoAuth?

2FA4G ships an update every 4 days, and QoAuth every 3 months. Most recently, 2FA4G was updated on September 19, 2026 and QoAuth on September 22, 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.*