O'Reilly vs Pet Compass
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
Pet Compass
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Pet Compass helps pet owners with everything from nutrition to training to first aid. It aims to be a one-stop hub for pet care, offering quick access to emergency services, useful tips, and engaging content. The goal is to make pet care more accessible, practical, and interactive for everyday pet owners. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: O'Reilly at none against Pet Compass's 3. Pet Compass's advantage is iOS requirement (13.0 vs 18.5). On price, update cadence, 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
Both are free to download. Pet Compass sells 3 in-app purchases, starting at $2.99 per 7 days. O'Reilly asks for nothing beyond the download.
O'Reilly ships an update every 2 weeks, Pet Compass every 10 days. The most recent releases landed on September 29, 2026 and September 19, 2026 respectively.
| Parameter | O'Reilly | Pet Compass |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (34K ratings) — better | — |
| Positive reviews | 46.3% of reviews | — |
| Number of ratings | 34K — better | — |
| Update frequency | Every 2 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Subscription | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.5 | 13.0 — better |
| Further details — not scored | ||
| Size | 57 MB | 121 MB |
| Age rating | 4+ | 4+ |
| Developer | O'Reilly Media, Inc. | Miguel Hernandez |
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
Pet Compass
Not enough reviews yet to summarise bugs or requests.
In-app purchases
O'Reilly
No in-app purchases
Pet Compass
- Pet Compass Pro - Weekly3 Days trial$2.997 Days
- Pet Compass Pro - Monthly3 Days trial$9.991 Month
- Pet Compass Pro - Yearly3 Days trial$59.991 Year
Questions
Is O'Reilly free?
Is Pet Compass free?
Do O'Reilly or Pet Compass have ads?
Which is updated more often, O'Reilly or Pet Compass?
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