# SJ Chmod Calculator vs ryyes

The clearest difference is in-app purchases: ryyes at none against SJ Chmod Calculator's 5. ryyes also leads on ads (none vs shown). SJ Chmod Calculator's advantage is update cadence (weekly vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SJ Chmod Calculator sells 5 one-off in-app purchases. ryyes asks for nothing beyond the download.

SJ Chmod Calculator ships an update weekly, ryyes every 3 months. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SJ Chmod Calculator | ryyes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 months |
| Size | 3 MB | 99 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Stephane JAILLIARD](https://appshunter.io/developer/1749751077) | [RYYes](https://appshunter.io/developer/1752410263) |

## What reviewers say

### SJ Chmod Calculator

[App page](https://appshunter.io/ios/app/sj-chmod-calculator/id6504128434)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A coffee | $0.99 | one-time |
| A cookie | $2.99 | one-time |
| A lemon tart | $4.99 | one-time |
| No ads | $4.99 | one-time |
| A pizza | $9.99 | one-time |


### ryyes

[App page](https://appshunter.io/ios/app/ryyes/id6504466551)

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

**In-app purchases:** none


## Frequently asked questions

### Is SJ Chmod Calculator free?

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

### Is ryyes free?

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

### Do SJ Chmod Calculator or ryyes have ads?

SJ Chmod Calculator shows ads; ryyes does not.

### Which is updated more often, SJ Chmod Calculator or ryyes?

SJ Chmod Calculator ships an update weekly, and ryyes every 3 months. Most recently, SJ Chmod Calculator was updated on October 9, 2026 and ryyes on October 25, 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.*