# chmod vs Appgate RBA Authenticator

The clearest difference is update cadence: chmod at every 5 months against Appgate RBA Authenticator's every 14 months. chmod also leads on iOS requirement (8.2 vs 11.0). 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.

chmod ships an update every 5 months, Appgate RBA Authenticator every 14 months. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | chmod | Appgate RBA Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chmod-fu/id927838132/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 14 months |
| Monetization | Free | — |
| Size | 10 MB | 16 MB |
| Requires iOS | **8.2** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Red Shark AB](https://appshunter.io/developer/927838131) | [Appgate Cybersecurity, Inc.](https://appshunter.io/developer/1632318126) |

## What reviewers say

### chmod

[App page](https://appshunter.io/ios/app/chmod-fu/id927838132)

This app helps you understand and master the 'chmod' command by easily deciphering octal values. Choose to click individual bits or select octal values to learn file permissions.

**Highlights:** Decipher octal values, Learn file permissions, User-friendly interface, Click individual bits, Select octal values

**Features:** macOS Compatibility

**In-app purchases:** none


### Appgate RBA Authenticator

[App page](https://appshunter.io/ios/app/appgate-rba-authenticator/id1639435739)

**In-app purchases:** none


## Frequently asked questions

### Is chmod free?

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

### Is Appgate RBA Authenticator free?

Appgate RBA Authenticator is free to download, with no in-app purchases.

### Do chmod or Appgate RBA Authenticator have ads?

Neither chmod nor Appgate RBA Authenticator shows ads.

### Which is updated more often, chmod or Appgate RBA Authenticator?

chmod ships an update every 5 months, and Appgate RBA Authenticator every 14 months. Most recently, chmod was updated on October 13, 2026 and Appgate RBA Authenticator on October 18, 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.*