BookBub vs YLN Catalog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BookBub
Discover daily deals on bestselling and free ebooks across all genres. Track your wishlist and receive price alerts for your favorite titles, ensuring you never miss a sale on books you want to read.
- Daily ebook deals
- Hundreds of free ebooks
- Personalized recommendations
- Wishlist tracking
- Price alerts
- Genre and price filtering
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Discover amazing deals on bestselling ebooks, plus hundreds of free ebooks. Track your wishlist and get alerts when your most wanted titles go on sale. BookBub helps millions of readers save money on ebooks they'll love. Our expert editors hand pick incredible ebook deals every day across all major genres — romance, mystery, thrillers, women's fiction, fantasy, contemporary fiction, nonfiction, and many more — from bestselling authors to hidden gems. WHY READERS LOVE BOOKBUB: THE BIGGEST EBOOKS, UP TO 95% OFF We feature limited-time ebook deals from all major retailers. Get huge savings on the biggest books and authors, including #1 New York Times bestsellers. HUNDREDS OF FREE EBOOKS Unlock a vast selection of free ebooks across 40+ genres, with new titles added each day YOUR PERSONAL BOOK TRACKER Build your reading wishlist and never miss a sale. Add any book you want to read, and we'll notify you when it's discounted. Track your TBR (to-be-read) list, sort by release date or author, and mark it as read when you're done. PERSONALIZED TO YOUR READING TASTE Our editorial team hand picks from thousands of ebooks to bring you only the best — from BookTok favorites to award-winning fiction. FEATURES: - Browse daily ebook deals personalized to your reading preferences - Track unlimited books on your wishlist - Get price alerts for specific titles or favorite authors - Discover popular titles to add to your list - Filter deals by genre and price - Buy from your favorite ebook store "When we say 'deal,' we mean it — many of BookBub's titles are free entirely, $0.99, or just a couple of bucks." — Lifehacker "Bargain-basement deals on ebooks." — The New York Times Join millions of happy readers saving money on ebooks every day. Questions? Visit bookbub.com/apphelp
YLN Catalog
Explore your library's collection from anywhere to discover new and familiar books, movies, and games. Search the full catalog, including digital content, and manage your account by placing holds, checking due dates, and renewing items.
- Search library catalog
- Discover books, movies, games
- Access eContent
- Place holds
- Check due dates
- Renew titles
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The YLN Catalog allows you to explore your library on the go to find new books, movies, games, or your old favorites! Quickly search the entire catalog, including eContent, and place holds, check due dates and renew eligible titles.
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Verdict
The clearest difference is review sentiment: BookBub at 54% against YLN Catalog's 0%. BookBub also leads on rating (4.7 vs 1.7) and ratings volume (962 vs 31). YLN Catalog's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 26.0). On price, update cadence, ads and in-app purchases 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.
BookBub holds the better App Store score, 4.7 against 1.7. That said, the two scores are not equally well evidenced: BookBub has 962 ratings behind it against 31, so its average is the more settled of the two. Written reviews point the same way: 54% of BookBub's written reviews are positive against 0% of YLN Catalog's.
BookBub ships an update every 3 weeks, YLN Catalog every 5 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | BookBub | YLN Catalog |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (962 ratings) — better | 1.7 (31 ratings) |
| Positive reviews | 54.4% of reviews — better | 0.0% of reviews |
| Number of ratings | 962 — better | 31 |
| Update frequency | Every 3 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | #57 — better | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 4 MB | 56 MB |
| Age rating | 17+ | 4+ |
| Developer | Pubmark Inc. | Yavapai County Library District Office |
Customer experience
BookBub
YLN Catalog
Bugs and requests
BookBub
Reported bugs
3 issues- App crashes or freezes during use
- Sign-up and login issues
- Incompatibility with certain devices or operating systems
Requested features
4 requests- Add support for Kindle and other ebook platforms
- Implement search and filtering options
- Allow users to manage their reading lists and leave reviews
- Improve email subscription management
YLN Catalog
Not enough reviews yet to summarise bugs or requests.
In-app purchases
BookBub
No in-app purchases
YLN Catalog
No in-app purchases
