# 锁掌柜/QRMaster vs 矿小助

The clearest difference is update cadence: 矿小助 at every 9 days against 锁掌柜/QRMaster's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

锁掌柜/QRMaster ships an update every 3 weeks, 矿小助 every 9 days. The most recent releases landed on October 26, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 锁掌柜/QRMaster | 矿小助 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id1539364154/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 85 MB | 28 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GuangZhouChangLianInformationTechnologyCompany](https://appshunter.io/developer/977124142) | [Jiangsu Bitsky Technology Co.,Ltd.](https://appshunter.io/developer/1539144686) |

## What reviewers say

### 锁掌柜/QRMaster

[App page](https://appshunter.io/ios/app/qrmaster/id979781966)

**Features:** macOS Compatibility

**In-app purchases:** none


### 矿小助

[App page](https://appshunter.io/ios/app/id1539364154)

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

**In-app purchases:** none


## Frequently asked questions

### Is 锁掌柜/QRMaster free?

锁掌柜/QRMaster is free to download, with no in-app purchases.

### Is 矿小助 free?

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

### Do 锁掌柜/QRMaster or 矿小助 have ads?

Neither 锁掌柜/QRMaster nor 矿小助 shows ads.

### Which is updated more often, 锁掌柜/QRMaster or 矿小助?

锁掌柜/QRMaster ships an update every 3 weeks, and 矿小助 every 9 days. Most recently, 锁掌柜/QRMaster was updated on October 26, 2026 and 矿小助 on October 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.*