# BookBub vs YLN Catalog

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.

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.

## The numbers

| Metric | BookBub | YLN Catalog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (962 ratings)](https://appshunter.io/ios/app/bookbub/id1030894438/reviews)** | [1.7 (31 ratings)](https://appshunter.io/ios/app/yln-catalog/id1634065317/reviews) |
| Number of ratings | **962** | 31 |
| Positive reviews | **54.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free | Free |
| Best chart rank | **#57** | — |
| Size | 4 MB | 56 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Pubmark Inc.](https://appshunter.io/developer/1030894437) | [Yavapai County Library District Office](https://appshunter.io/developer/1454432557) |

## What reviewers say

### BookBub

[App page](https://appshunter.io/ios/app/bookbub/id1030894438)

**Currently charting:** #57 Top Free · Book (US App Store)

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.

**Highlights:** Daily ebook deals, Hundreds of free ebooks, Personalized recommendations, Wishlist tracking, Price alerts, Genre and price filtering

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

**In-app purchases:** none

**What reviewers like**

- 🤩 Great deals on books
- 📚 Variety of genres and authors
- 💰 Affordable and free books
- 🔍 Personalized recommendations

**What reviewers complain about**

- 🔒 Limited to Apple Books only
- 🔍 Lack of search functionality
- 📝 Inability to leave reviews
- 🔁 Repeated email subscriptions

**Reported bugs**

- App crashes or freezes during use
- Sign-up and login issues
- Incompatibility with certain devices or operating systems

**Requested features**

- 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

[App page](https://appshunter.io/ios/app/yln-catalog/id1634065317)

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.

**Highlights:** Search library catalog, Discover books, movies, games, Access eContent, Place holds, Check due dates, Renew titles

**In-app purchases:** none


## Frequently asked questions

### Is BookBub free?

BookBub is free to download, with no in-app purchases.

### Is YLN Catalog free?

YLN Catalog is free to download, with no in-app purchases.

### Which has better reviews, BookBub or YLN Catalog?

BookBub is rated higher. BookBub averages 4.7 out of 5 from 962 ratings, while YLN Catalog averages 1.7 from 31 ratings.

### Do BookBub or YLN Catalog have ads?

Neither BookBub nor YLN Catalog shows ads.

### Which is updated more often, BookBub or YLN Catalog?

BookBub ships an update every 3 weeks, and YLN Catalog every 5 weeks. Most recently, BookBub was updated on November 6, 2026 and YLN Catalog on November 3, 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.*