# Subnetting Practice Master vs uCertifyPrep Red Hat RHCSA

The clearest difference is review sentiment: Subnetting Practice Master at 92% against uCertifyPrep Red Hat RHCSA's 0%. Subnetting Practice Master also leads on rating (4.5 vs 1.0) and in-app purchases (none vs 1). uCertifyPrep Red Hat RHCSA's advantage is price (Free vs $4.99). On update cadence, ads and device support there is nothing between them.

uCertifyPrep Red Hat RHCSA is free to download; Subnetting Practice Master costs $4.99 up front. uCertifyPrep Red Hat RHCSA sells 1 one-off in-app purchase. Subnetting Practice Master asks for nothing beyond the download.

Subnetting Practice Master holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Subnetting Practice Master has 34 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 92% of Subnetting Practice Master's written reviews are positive against 0% of uCertifyPrep Red Hat RHCSA's.

Subnetting Practice Master ships an update every 5 months, uCertifyPrep Red Hat RHCSA every 3 months. The most recent releases landed on August 5, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Subnetting Practice Master | uCertifyPrep Red Hat RHCSA |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.5 (34 ratings)](https://appshunter.io/ios/app/subnetting-practice-master/id891180824/reviews)** | [1.0 (3 ratings)](https://appshunter.io/ios/app/ucertifyprep-red-hat-rhcsa/id1612190503/reviews) |
| Number of ratings | **34** | 3 |
| Positive reviews | **91.7% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#186** | — |
| Size | 17 MB | 121 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [enrique caballero](https://appshunter.io/developer/891180827) | [uCertify LLC](https://appshunter.io/developer/1130631061) |

## What reviewers say

### Subnetting Practice Master

[App page](https://appshunter.io/ios/app/subnetting-practice-master/id891180824)

**Currently charting:** #186 Top Paid · Education (US App Store)

Master subnetting skills for network certifications with this app. It offers over 100 questions across three difficulty modes, a timer, and helpful tutorials. Track your progress and aim for a high score to prove your expertise.

**Highlights:** Over 100 questions, Numerical keyboard, Three training modes, 1-minute timer per question, Help button with powers and binary, Explanation for questions, Score system

**Features:** macOS Compatibility

**In-app purchases:** none


### uCertifyPrep Red Hat RHCSA

[App page](https://appshunter.io/ios/app/ucertifyprep-red-hat-rhcsa/id1612190503)

Prepare for the Red Hat RHCSA 8 certification with a comprehensive practice test. Simulate exam conditions, learn essential system administration skills, and study on the go. Features gamified learning and expert-designed questions.

**Highlights:** Full-length practice tests, Simulates real testing conditions, Covers exam objectives, Gamified learning with uCertify Play, Expert-designed questions, Study anywhere, anytime

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| uCertifyPrep Red Hat RHCSA | $49.99 | one-time |


## Frequently asked questions

### Is Subnetting Practice Master free?

Subnetting Practice Master costs $4.99, with no in-app purchases.

### Is uCertifyPrep Red Hat RHCSA free?

uCertifyPrep Red Hat RHCSA is free to download, with in-app purchases available.

### Which has better reviews, Subnetting Practice Master or uCertifyPrep Red Hat RHCSA?

Subnetting Practice Master is rated higher. Subnetting Practice Master averages 4.5 out of 5 from 34 ratings, while uCertifyPrep Red Hat RHCSA averages 1.0 from 3 ratings.

### Do Subnetting Practice Master or uCertifyPrep Red Hat RHCSA have ads?

Neither Subnetting Practice Master nor uCertifyPrep Red Hat RHCSA shows ads.

### Which is updated more often, Subnetting Practice Master or uCertifyPrep Red Hat RHCSA?

Subnetting Practice Master ships an update every 5 months, and uCertifyPrep Red Hat RHCSA every 3 months. Most recently, Subnetting Practice Master was updated on August 5, 2026 and uCertifyPrep Red Hat RHCSA on June 4, 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.*