# O'Reilly vs Pocket Prep IT & Cybersecurity

The clearest difference is in-app purchases: O'Reilly at none against Pocket Prep IT & Cybersecurity's 6. O'Reilly also leads on ratings volume (34K vs 5K). Pocket Prep IT & Cybersecurity's advantage is review sentiment (77% vs 46%). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Pocket Prep IT & Cybersecurity sells 6 in-app purchases, starting at $20.99 per month. O'Reilly asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for O'Reilly against 4.8 for Pocket Prep IT & Cybersecurity. That said, the two scores are not equally well evidenced: O'Reilly has 34K ratings behind it against 5K, so its average is the more settled of the two. Written reviews are what separate them: 46% of O'Reilly's written reviews are positive against 77% of Pocket Prep IT & Cybersecurity's.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | O'Reilly | Pocket Prep IT & Cybersecurity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (34K ratings)](https://appshunter.io/ios/app/oreilly/id881697395/reviews) | **[4.8 (5K ratings)](https://appshunter.io/ios/app/pocket-prep-it-and-cybersecurity/id1501744813/reviews)** |
| Number of ratings | **34K** | 5K |
| Positive reviews | 46.3% of reviews | **76.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Subscription | **Freemium** |
| Size | 57 MB | 98 MB |
| Requires iOS | 18.5 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [O'Reilly Media, Inc.](https://appshunter.io/developer/312570215) | [Pocket Prep, Inc.](https://appshunter.io/developer/478383132) |

## What reviewers say

### O'Reilly

[App page](https://appshunter.io/ios/app/oreilly/id881697395)

Access a vast library of expert-led books, videos, and courses on business and technology trends. Learn online or offline, sync progress across devices, and personalize your reading experience. Discover and organize content with playlists for easy access.

**Highlights:** Offline access to books, videos, and courses, Cross-device progress syncing, Content discovery and playlist creation, Personalized text display and night mode, Search across all learning materials, External keyboard support

**Features:** iMessage stickers, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great resource for learning
- 👍 Excellent content and library
- 💡 Helpful features like playlists
- 🚀 Offline reading and downloads

**What reviewers complain about**

- 🐛 Buggy app with crashes and issues
- 👎 Poor reading experience and navigation
- 🔒 Frequent login issues
- 👎 Inconsistent sync across devices

**Reported bugs**

- Frequent crashes and freezes
- Unreliable downloads and offline access
- Login issues and loss of progress
- Inconsistent behavior across updates

**Requested features**

- Improved bookmarking and note-taking
- Customizable text formatting and layout
- Better search and content discovery
- Seamless sync across devices


### Pocket Prep IT & Cybersecurity

[App page](https://appshunter.io/ios/app/pocket-prep-it-and-cybersecurity/id1501744813)

Prepare for IT and cybersecurity certification exams with thousands of practice questions and mock tests. Reinforce key concepts and build confidence for your exam day with expert-crafted content and detailed explanations.

**Highlights:** 17,000+ practice questions, Expert-written questions with explanations, Full-length mock exams, Variety of study modes, Performance analytics, Prep for 24 IT & Cybersecurity exams

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium IT/Cyber Prep Monthly | $20.99 | per month |
| Premium IT/Cyber Prep Monthly | $20.99 | per month |
| Premium IT/CS Prep Quarterly | $49.99 | per 3 months |
| Premium IT/CS Prep Quarterly | $49.99 | per 3 months |
| Premium IT Cyber Prep Yearly | $124.99 | per year |
| Premium IT/Cyber Prep Yearly | $124.99 | per year |

**What reviewers like**

- 🚀 Studying made easy
- 🚀 Clutch for passing exams
- 🚀 Passed due to this app
- 🚀 Excellent tool
- 🚀 Great on-the-go resource

**What reviewers complain about**

- 🐛 Second guessing
- 🐛 Poor quality questions
- 🐛 Question dump, unhelpful for exam
- 🔋 Ridiculously expensive
- 🐛 Revisions needed, but sound in execution

**Reported bugs**

- Unauthorized charges
- Inaccurate answers
- App locked me out

**Requested features**

- Level Up full quiz
- Comment feature
- Landscape mode
- Optimize for iPad


## Frequently asked questions

### Is O'Reilly free?

O'Reilly is free to download, with no in-app purchases.

### Is Pocket Prep IT & Cybersecurity free?

Pocket Prep IT & Cybersecurity is free to download, with in-app purchases available.

### Which has better reviews, O'Reilly or Pocket Prep IT & Cybersecurity?

Pocket Prep IT & Cybersecurity is rated higher. O'Reilly averages 4.7 out of 5 from 34K ratings, while Pocket Prep IT & Cybersecurity averages 4.8 from 5K ratings.

### Do O'Reilly or Pocket Prep IT & Cybersecurity have ads?

Neither O'Reilly nor Pocket Prep IT & Cybersecurity shows ads.

### Which is updated more often, O'Reilly or Pocket Prep IT & Cybersecurity?

O'Reilly ships an update every 2 weeks, and Pocket Prep IT & Cybersecurity every 2 weeks. Most recently, O'Reilly was updated on September 25, 2026 and Pocket Prep IT & Cybersecurity on September 22, 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.*