# 智能小保姆 vs Scan QR Code

The clearest difference is in-app purchases: 智能小保姆 at none against Scan QR Code's 3. 智能小保姆 also leads on ads (none vs shown). Scan QR Code's advantage is update cadence (monthly vs every 21 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Scan QR Code sells 3 in-app purchases, starting at $6.99 per 7 days. 智能小保姆 asks for nothing beyond the download.

智能小保姆 ships an update every 21 months, Scan QR Code monthly. The most recent releases landed on September 24, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | 智能小保姆 | Scan QR Code |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Monthly** |
| Size | 46 MB | 100 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [小金 肖](https://appshunter.io/developer/1404200476) | [Guangzhou Fun network technology Co., LTD](https://appshunter.io/developer/1749225910) |

## What reviewers say

### 智能小保姆

[App page](https://appshunter.io/ios/app/id1493055090)

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

**In-app purchases:** none


### Scan QR Code

[App page](https://appshunter.io/ios/app/scan-qr-code-qr-code-reader/id6744961133)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly member | $6.99 | per 7 days |
| Monthly member | $5.99 | one-time |
| Annual member | $14.99 | one-time |


## Frequently asked questions

### Is 智能小保姆 free?

智能小保姆 is free to download, with no in-app purchases.

### Is Scan QR Code free?

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

### Do 智能小保姆 or Scan QR Code have ads?

Scan QR Code shows ads; 智能小保姆 does not.

### Which is updated more often, 智能小保姆 or Scan QR Code?

智能小保姆 ships an update every 21 months, and Scan QR Code monthly. Most recently, 智能小保姆 was updated on September 24, 2026 and Scan QR Code on September 27, 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.*