# CompTIA Linux+ XK0 vs ASIS Security Prep

The clearest difference is price: CompTIA Linux+ XK0 at Free against ASIS Security Prep's $6.99. CompTIA Linux+ XK0 also leads on iOS requirement (10.0 vs 15.0). ASIS Security Prep's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

CompTIA Linux+ XK0 is free to download; ASIS Security Prep costs $6.99 up front. CompTIA Linux+ XK0 sells 1 one-off in-app purchase. ASIS Security Prep asks for nothing beyond the download.

## The numbers

| Metric | CompTIA Linux+ XK0 | ASIS Security Prep |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/asis-security-prep-with-ai/id6775718789/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | — |
| Size | 25 MB | 33 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Trieu Tran](https://appshunter.io/developer/1668827865) | [Monynith Sovann](https://appshunter.io/developer/1685866530) |

## What reviewers say

### CompTIA Linux+ XK0

[App page](https://appshunter.io/ios/app/comptia-linux-plus-xk0-006-2026/id6447050794)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Premium Content | $7.99 | one-time |


### ASIS Security Prep

[App page](https://appshunter.io/ios/app/asis-security-prep-with-ai/id6775718789)

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

**In-app purchases:** none


## Frequently asked questions

### Is CompTIA Linux+ XK0 free?

CompTIA Linux+ XK0 is free to download, with in-app purchases available.

### Is ASIS Security Prep free?

ASIS Security Prep costs $6.99, with no in-app purchases.

### Do CompTIA Linux+ XK0 or ASIS Security Prep have ads?

Neither CompTIA Linux+ XK0 nor ASIS Security Prep 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.*