# CHMOD Lab vs LineZen Reader

The clearest difference is iOS requirement: CHMOD Lab at 17.6 against LineZen Reader's 26.0. 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.

## The numbers

| Metric | CHMOD Lab | LineZen Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Size | 2 MB | 3 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Guy Miller](https://appshunter.io/developer/1865478036) | [启阳 王](https://appshunter.io/developer/1832062145) |

## What reviewers say

### CHMOD Lab

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

**Features:** macOS Compatibility

**In-app purchases:** none


### LineZen Reader

[App page](https://appshunter.io/ios/app/linezen-reader/id6757382194)

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

**In-app purchases:** none


## Frequently asked questions

### Is CHMOD Lab free?

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

### Is LineZen Reader free?

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

### Do CHMOD Lab or LineZen Reader have ads?

Neither CHMOD Lab nor LineZen Reader 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.*