# ReviewNprep vs CompTIA Linux+ XK0

The clearest difference is iOS requirement: CompTIA Linux+ XK0 at 10.0 against ReviewNprep's 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. ReviewNprep sells 10 one-off in-app purchases and CompTIA Linux+ XK0 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReviewNprep ships an update every 18 months, CompTIA Linux+ XK0 every 10 months. The most recent releases landed on November 7, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ReviewNprep | CompTIA Linux+ XK0 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 10 months** |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 25 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ReviewNPrep LLC](https://appshunter.io/developer/1534340406) | [Trieu Tran](https://appshunter.io/developer/1668827865) |

## What reviewers say

### ReviewNprep

[App page](https://appshunter.io/ios/app/reviewnprep/id1534340104)

Prepare for a wide range of professional certifications with expert guidance and community insights. Access detailed reviews, tailor your study plan, and connect with other users. New video courses are now available to enhance your learning experience.

**Highlights:** Certification preparation for AWS, Azure, GCP, PMP, and more, Detailed community reviews and insights, Personalized study plan creation, Community forums and blogs, Video courses for visual learning, Expert guidance from certified users

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RNP Course 1-5 | $4.99 | one-time |
| RNP Course 5-10 | $9.99 | one-time |
| RNP Course 10-15 | $14.99 | one-time |
| RNP Course 15-20 | $19.99 | one-time |
| RNP Course 20-25 | $24.99 | one-time |
| RNP Course 25-30 | $29.99 | one-time |
| RNP Course 30-35 | $34.99 | one-time |
| RNP Course 35-40 | $39.99 | one-time |
| RNP Course 40-45 | $44.99 | one-time |
| RNP Course 45-50 | $49.99 | one-time |


### 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 |


## Frequently asked questions

### Is ReviewNprep free?

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

### Is CompTIA Linux+ XK0 free?

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

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

Neither ReviewNprep nor CompTIA Linux+ XK0 shows ads.

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

ReviewNprep ships an update every 18 months, and CompTIA Linux+ XK0 every 10 months. Most recently, ReviewNprep was updated on November 7, 2026 and CompTIA Linux+ XK0 on October 27, 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.*