# CompTIA Linux+ XK0 vs Docta

The clearest difference is in-app purchases: Docta at none against CompTIA Linux+ XK0's 9. Docta also leads on update cadence (every 9 days vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CompTIA Linux+ XK0 sells 9 in-app purchases, starting at $8.99 per 7 days. Docta asks for nothing beyond the download.

CompTIA Linux+ XK0 ships an update every 7 months, Docta every 9 days. The most recent releases landed on October 6, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | CompTIA Linux+ XK0 | Docta |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/comptia-linux-plus-xk0-006-prep/id6472489989/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 53 MB | 64 MB |
| Requires iOS | **15.1** | 15.3 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [YAUHEN BAHDANOVICH](https://appshunter.io/developer/1711932790) | [Yehor Volodin](https://appshunter.io/developer/1806234071) |

## What reviewers say

### CompTIA Linux+ XK0

[App page](https://appshunter.io/ios/app/comptia-linux-plus-xk0-006-prep/id6472489989)

Prepare for the CompTIA Linux+ certification exam with practice questions, realistic simulations, and detailed explanations. Tailor your study with focused plans and track your progress to achieve success.

**Highlights:** Expertly crafted practice questions, Realistic exam simulations, Detailed answer explanations, Focused and flexible study plans, Progress tracking and analytics, Regular content updates, Interactive learning tools

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Linux+ Weekly Subscription | $8.99 | per 7 days |
| Linux+ Monthly Full Access | $24.99 | per month |
| Linux+ Monthly Subscription | $24.99 | per month |
| Linux Quarterly Full Access | $55.99 | per 3 months |
| Linux Quarterly Full Access | $55.99 | per 3 months |
| Linux Semiannual Full Access | $75.99 | per 6 months |
| Linux Semiannual Full Access | $79.99 | per 6 months |
| Linux Annual Full Access | $109.99 | per year |
| Linux Annual Full Access | $119.99 | per year |


### Docta

[App page](https://appshunter.io/ios/app/docta-university-lessons/id6744309566)

**Features:** macOS Compatibility

**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 Docta free?

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

### Do CompTIA Linux+ XK0 or Docta have ads?

Neither CompTIA Linux+ XK0 nor Docta shows ads.

### Which is updated more often, CompTIA Linux+ XK0 or Docta?

CompTIA Linux+ XK0 ships an update every 7 months, and Docta every 9 days. Most recently, CompTIA Linux+ XK0 was updated on October 6, 2026 and Docta on October 21, 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.*