# qw vs CHMOD Lab

The clearest difference is iOS requirement: qw at 15.0 against CHMOD Lab's 17.6. 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.

## The numbers

| Metric | qw | CHMOD Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | — |
| Size | 1 MB | 2 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rainer Hagemann](https://appshunter.io/developer/980943714) | [Guy Miller](https://appshunter.io/developer/1865478036) |

## What reviewers say

### qw

[App page](https://appshunter.io/ios/app/qw-data-certchecker/id1133131608)

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

**In-app purchases:** none


### CHMOD Lab

[App page](https://appshunter.io/ios/app/chmod-lab-linux-permissions/id6757230787)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is qw free?

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

### Is CHMOD Lab free?

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

### Do qw or CHMOD Lab have ads?

Neither qw nor CHMOD Lab shows ads.

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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.*