Comparison

O'Reilly vs Grow Data Skills

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

O'Reilly

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
Read full description

Build the skills you need for the job you have—or the one you want. With the O’Reilly app paired with a membership, you’ll get access to thousands of books, videos, and courses trusted by tech practitioners around the world. Whether you’re a developer, data professional, or technology leader, O’Reilly helps you stay ahead in a rapidly evolving industry. Here are just a few ways you can use the O’Reilly app to learn today’s most critical skills: • Explore the latest in programming, AI, cloud, DevOps, and cybersecurity, with content from the people actually putting the technology to work—plus in-depth content on leadership, soft skills, and much more. • Read best-selling books and early releases from leading publishers. O’Reilly has the largest collection of titles and is the exclusive digital home for all O’Reilly and Pearson tech books. • Listen to thousands of audiobooks to keep the learning going while you multitask. • Watch live events and training sessions, or dive into 5,000+ courses on-demand. • Use playlists to save and organize content you’re exploring, and share them with your friends and coworkers. • Learn on the go, anywhere, with downloadable content and progress syncing across devices. • Quickly find the resources that will help you solve the problems you encounter in your day-to-day work with AI-powered search, plus AI overviews (with citations) to get up to speed on the basics. Powerful tools to support your learning: • Recommendations based on your interests and history • Playlists to organize the content you want to learn • Deep search to find answers fast across 75K+ titles, 3.7K+ audiobooks, 30K+ hours of video, and much more • Highlights and notes to capture key ideas • Adjustable reading settings including font size and night mode • Playback speed controls for faster learning Get started with one of our most popular skills: • AI and machine learning • Software development and programming • Data engineering and data science • Cloud, DevOps, and infrastructure • Cybersecurity • Product management and leadership The O’Reilly app works best with a membership. Learn more at oreilly.com.

About

Grow Data Skills

Features
Read full description

In today’s data-driven era, the demand for skilled data professionals is skyrocketing. Organizations across every industry are seeking talent that can not only manage but leverage data to drive intelligent decisions and innovation. At Grow Data Skills, we’re on a mission to bridge this demand-supply gap by equipping aspiring professionals with the tools, mentorship, and hands-on learning they need to thrive in the data domain. We believe that you don’t need a fancy degree to build a successful career in data. What you truly need is the right guidance, a supportive community, and a drive to learn — and that’s exactly what we provide. Whether you're a complete beginner, a working professional looking to pivot, or a founder wanting to power your business decisions with data — our programs are designed to meet you where you are in your journey. With flexible schedules, live mentorship, and real-world projects, Grow Data Skills empowers you to upskill without hitting pause on your career or life. Our learners come from all walks of life — and together, we’re building the next generation of elite data professionals. Ready to level up? Let Grow Data Skills be your launchpad to a future-proof data career.

Screenshots

O'Reilly4 screens
Grow Data Skills4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

O'Reilly ships an update every 2 weeks, Grow Data Skills every 3 months. The most recent releases landed on September 26, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 7 level
O'Reilly versus Grow Data Skills: the parameters behind the verdict, then further details
ParameterO'ReillyGrow Data Skills
PriceFreeFree
Rating4.7 (34K ratings) — better—
Positive reviews46.3% of reviews—
Number of ratings34K — better—
Update frequencyEvery 2 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationSubscription—
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.515.1 — better
Further details — not scored
Size57 MB52 MB
Age rating4+4+
DeveloperO'Reilly Media, Inc.TagMango Inc

Bugs and requests

O'Reilly

Reported bugs

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

Requested features

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

Grow Data Skills

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

O'Reilly

No in-app purchases

1 purchases

Grow Data Skills

One-time1
  • Complete Data Engineering$79.99

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 26, 2026 and Grow Data Skills on September 10, 2026.

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