# Qccheck vs Osuno Lock

The clearest difference is update cadence: Osuno Lock at every 3 weeks against Qccheck's every 3 months. Qccheck's advantage is iOS requirement (9.0 vs 12.0). 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.

Qccheck ships an update every 3 months, Osuno Lock every 3 weeks. The most recent releases landed on October 12, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Qccheck | Osuno Lock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 11 MB | 76 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Shengzhen Qianhai Quantum Cloud Code Technology Co.,Ltd.](https://appshunter.io/developer/1513551332) | [Manh Hai Do](https://appshunter.io/developer/1498583090) |

## What reviewers say

### Qccheck

[App page](https://appshunter.io/ios/app/qccheck/id1153978055)

**Features:** macOS Compatibility

**In-app purchases:** none


### Osuno Lock

[App page](https://appshunter.io/ios/app/osuno-lock/id6451369472)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Qccheck free?

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

### Is Osuno Lock free?

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

### Do Qccheck or Osuno Lock have ads?

Neither Qccheck nor Osuno Lock shows ads.

### Which is updated more often, Qccheck or Osuno Lock?

Qccheck ships an update every 3 months, and Osuno Lock every 3 weeks. Most recently, Qccheck was updated on October 12, 2026 and Osuno Lock on September 30, 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.*