# uCertifyPrep CISA vs Red Hat Linux Exam Prep (+AI)

The clearest difference is in-app purchases: Red Hat Linux Exam Prep (+AI) at none against uCertifyPrep CISA's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. uCertifyPrep CISA sells 1 one-off in-app purchase. Red Hat Linux Exam Prep (+AI) asks for nothing beyond the download.

## The numbers

| Metric | uCertifyPrep CISA | Red Hat Linux Exam Prep (+AI) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 121 MB | 32 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [uCertify.com](https://appshunter.io/developer/1130631061) | [Monynith Sovann](https://appshunter.io/developer/1685866530) |

## What reviewers say

### uCertifyPrep CISA

[App page](https://appshunter.io/ios/app/ucertifyprep-cisa/id1612634178)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| uCertifyPrep CISA | $49.99 | one-time |


### Red Hat Linux Exam Prep (+AI)

[App page](https://appshunter.io/ios/app/red-hat-linux-exam-prep-plus-ai/id6791208017)

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

**In-app purchases:** none


## Frequently asked questions

### Is uCertifyPrep CISA free?

uCertifyPrep CISA is free to download, with in-app purchases available.

### Is Red Hat Linux Exam Prep (+AI) free?

Red Hat Linux Exam Prep (+AI) is free to download, with no in-app purchases.

### Do uCertifyPrep CISA or Red Hat Linux Exam Prep (+AI) have ads?

Neither uCertifyPrep CISA nor Red Hat Linux Exam Prep (+AI) 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.*