# OpenResty XRay vs Chmod Toolkit

The clearest difference is in-app purchases: OpenResty XRay at none against Chmod Toolkit's 1. OpenResty XRay also leads on iOS requirement (12.0 vs 17.0). Chmod Toolkit's advantage is update cadence (every 4 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Chmod Toolkit sells 1 one-off in-app purchase. OpenResty XRay asks for nothing beyond the download.

OpenResty XRay ships an update every 3 weeks, Chmod Toolkit every 4 days. The most recent releases landed on September 20, 2026 and July 17, 2026 respectively.

## The numbers

| Metric | OpenResty XRay | Chmod Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/chmod-toolkit/id6756904066/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | — | Free |
| Size | 28 MB | 31 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | +4 | 4+ |
| Developer | [OpenResty Inc.](https://appshunter.io/developer/1664322415) | [Robert Frederique](https://appshunter.io/developer/1863586316) |

## What reviewers say

### OpenResty XRay

[App page](https://appshunter.io/ios/app/openresty-xray/id1664322413)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chmod Toolkit

[App page](https://appshunter.io/ios/app/chmod-toolkit/id6756904066)

Master Unix file permissions with this comprehensive learning tool. Practice exam simulations, spaced repetition, and detailed progress tracking to prepare for Linux certifications or server hardening. Supports iPhone, iPad, and Mac with iCloud sync.

**Highlights:** Unix permissions mastery, Certification exam simulation, Spaced repetition learning, Domain-specific study, Progress tracking dashboard, Multi-device support with iCloud sync

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features | $24.99 | one-time |


## Frequently asked questions

### Is OpenResty XRay free?

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

### Is Chmod Toolkit free?

Chmod Toolkit is free to download, with in-app purchases available.

### Do OpenResty XRay or Chmod Toolkit have ads?

Neither OpenResty XRay nor Chmod Toolkit shows ads.

### Which is updated more often, OpenResty XRay or Chmod Toolkit?

OpenResty XRay ships an update every 3 weeks, and Chmod Toolkit every 4 days. Most recently, OpenResty XRay was updated on September 20, 2026 and Chmod Toolkit on July 17, 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.*