Blackstone Unlimited vs Boundless
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Blackstone Unlimited
Access a vast digital library of bestselling audiobooks for free using your library card. Enjoy instant borrowing with no holds or waiting, and download titles for offline listening. Discover thousands of audiobooks for every taste.
- Free audiobook borrowing
- Instant access, no waiting
- Award-winning catalog
- Offline listening downloads
- Passwordless login
- Thousands of titles
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Never wait to check out an audiobook again— your library card ensures you’re always first in line! Welcome to Blackstone Unlimited, a digital library platform. Borrow bestselling audiobooks for free with your library card and listen anytime, anywhere. Our award-winning catalog is available to you instantly with no holds or waiting. With over 7,000 titles to choose from and fresh new arrivals coming in regularly, you’re sure to find the perfect listen for every mood. Contact your local library today to see if they participate in the Blackstone Unlimited program. Getting set up is quick and easy. Our login and sign-up process is easier than ever with passwordless login— more secure, faster, and free of the hassle of remembering passwords. Don’t let a lack of WiFi get in the way of your plans! Download audiobooks for listening on the go.
Boundless
Access a vast collection of ebooks, digital audiobooks, and videobooks from your local library or school. Enjoy a seamless reading, listening, and watching experience with personalized recommendations and engaging reading programs.
- Discover ebooks, audiobooks, and videobooks
- Read, listen, and watch in one app
- Personalized recommendations
- Join library reading programs
- Track reading progress and earn badges
- Customizable reading experience
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Boundless by Baker & Taylor gives users the ability to discover and enjoy ebooks, digital audiobooks, video and videobooks from their library or school on mobile devices. • Read, listen, and watch all in one app • Supports eRead-Along and videobook content • Recommendations based on your interests • Join reading programs and challenges from your library • See your progress and earn badges for reading achievements • Notetaking, bookmarking, page layout and font controls Boundless is a digital content service from Baker & Taylor, the premier distributor of books and entertainment products to libraries. Boundless Library is a service from Baker & Taylor, the premier distributor of books and entertainment products.
Screenshots
Verdict
The clearest difference is ratings volume: Boundless at 18K against Blackstone Unlimited's 627. Blackstone Unlimited's advantage is chart position (#208 vs unranked). On price, rating, review sentiment and update cadence 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.3 for Blackstone Unlimited against 4.4 for Boundless. That said, the two scores are not equally well evidenced: Boundless has 18K ratings behind it against 627, so its average is the more settled of the two. Written reviews are what separate them: 29% of Blackstone Unlimited's written reviews are positive against 32% of Boundless's.
Blackstone Unlimited ships an update every 3 weeks, Boundless monthly. The most recent releases landed on September 18, 2026 and September 23, 2026 respectively.
| Parameter | Blackstone Unlimited | Boundless |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (627 ratings) | 4.4 (18K ratings) — better |
| Positive reviews | 28.6% of reviews | 32.4% of reviews — better |
| Number of ratings | 627 | 18K — better |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | #208 — better | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 45 MB | 177 MB |
| Age rating | 4+ | 4+ |
| Developer | Blackstone Audio, Inc | Baker & Taylor |
Customer experience
Blackstone Unlimited
Boundless
User reviews
Blackstone Unlimited
From 627 App Store ratingsWhat we love
- 👍 Free audiobooks from the library
- 👍 No wait times for books
- 👍 Wide selection of choices
- 👍 User-friendly interface (mentioned by one user)
- 👍 Good for commutes and escaping reality
Room to improve
- 🐛 App won't open after update
- 🐛 No books available (reported by one user)
- 🐛 Limited content selection (less than most popular titles)
- 🐛 Poor category discovery and browsing
- 🐛 No CarPlay support
Boundless
From 18K App Store ratingsWhat we love
- 🚀 Fast access to books
- 👍 Intuitive and easy to navigate
- 🔒 Separate profiles for kids and adults
- 🎨 Customizable reading experience
- 📚 Wide selection of content
Room to improve
- 🐛 Frequent freezing and crashes
- ⏱️ Slow loading times
- 🔍 Difficulty finding and accessing books
- 📱 Incompatible with some devices
- 🔌 Requires internet connection for offline use
Bugs and requests
Blackstone Unlimited
Reported bugs
7 issues- App won't open after latest update
- App crashes frequently
- Error messages displayed
- App doesn't work with Bluetooth devices
- Audiobooks randomly stop playing
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- Unable to create an account
- Unable to use browse or genre tabs
Requested features
4 requests- Favorites list functionality
- Customizable playback speed options (more granular control)
- Improved browsing and genre discovery
- More international book selection (UK, Australia, NZ, Canada)
Boundless
Reported bugs
4 issues- Books disappearing from user's shelf
- Inability to return or renew books
- Inconsistent behavior when switching between profiles
- Audiobook playback issues
Requested features
5 requests- Improved page turning and navigation controls
- Ability to adjust margins and font settings
- Offline access to downloaded content
- Better integration with other reading apps
- More detailed progress tracking and analytics
In-app purchases
Blackstone Unlimited
No in-app purchases
Boundless
No in-app purchases
Questions
Is Blackstone Unlimited free?
Is Boundless free?
Which has better reviews, Blackstone Unlimited or Boundless?
Do Blackstone Unlimited or Boundless have ads?
Which is updated more often, Blackstone Unlimited or Boundless?
Other comparisons
