# O'Reilly vs Grow Data Skills

The clearest difference is in-app purchases: O'Reilly at none against Grow Data Skills's 1. O'Reilly also leads on update cadence (every 2 weeks vs every 3 months). Grow Data Skills's advantage is iOS requirement (15.1 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. Grow Data Skills sells 1 one-off in-app purchase. O'Reilly asks for nothing beyond the download.

O'Reilly ships an update every 2 weeks, Grow Data Skills every 3 months. The most recent releases landed on September 27, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | O'Reilly | Grow Data Skills |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (34K ratings)](https://appshunter.io/ios/app/oreilly/id881697395/reviews)** | — |
| Number of ratings | **34K** | — |
| Positive reviews | 46.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Subscription | — |
| Size | 57 MB | 52 MB |
| Requires iOS | 18.5 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [O'Reilly Media, Inc.](https://appshunter.io/developer/312570215) | [TagMango Inc](https://appshunter.io/developer/1611765353) |

## 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


### Grow Data Skills

[App page](https://appshunter.io/ios/app/grow-data-skills/id6748387158)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Complete Data Engineering | $79.99 | one-time |


## Frequently asked questions

### Is O'Reilly free?

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

### Is Grow Data Skills free?

Grow Data Skills is free to download, with in-app purchases available.

### Do O'Reilly or Grow Data Skills have ads?

Neither O'Reilly nor Grow Data Skills shows ads.

### Which is updated more often, O'Reilly or Grow Data Skills?

O'Reilly ships an update every 2 weeks, and Grow Data Skills every 3 months. Most recently, O'Reilly was updated on September 27, 2026 and Grow Data Skills on September 10, 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.*