# YLN Catalog vs bookworm.io

The clearest difference is rating: bookworm.io at 5.0 against YLN Catalog's 1.7. YLN Catalog's advantage is update cadence (every 5 weeks vs every 18 months) and ratings volume (31 vs 4). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

bookworm.io holds the better App Store score, 5.0 against 1.7. That said, the two scores are not equally well evidenced: YLN Catalog has 31 ratings behind it against 4, so its average is the more settled of the two.

YLN Catalog ships an update every 5 weeks, bookworm.io every 18 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | YLN Catalog | bookworm.io |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.7 (31 ratings)](https://appshunter.io/ios/app/yln-catalog/id1634065317/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/bookwormio/id6737710220/reviews)** |
| Number of ratings | **31** | 4 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 18 months |
| Monetization | Free | Free |
| Size | 56 MB | 55 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Yavapai County Library District Office](https://appshunter.io/developer/1454432557) | [Riley Crahen](https://appshunter.io/developer/1776031404) |

## What reviewers say

### 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


### bookworm.io

[App page](https://appshunter.io/ios/app/bookwormio/id6737710220)

This app enhances your reading journey with social features and personalized book discovery. Connect with other readers, get tailored recommendations, and manage your personal library all in one place.

**Highlights:** Community engagement, Personalized book discovery, Social interaction, Book recommendations, Reading management

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

**In-app purchases:** none


## Frequently asked questions

### Is YLN Catalog free?

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

### Is bookworm.io free?

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

### Which has better reviews, YLN Catalog or bookworm.io?

bookworm.io is rated higher. YLN Catalog averages 1.7 out of 5 from 31 ratings, while bookworm.io averages 5.0 from 4 ratings.

### Do YLN Catalog or bookworm.io have ads?

Neither YLN Catalog nor bookworm.io shows ads.

### Which is updated more often, YLN Catalog or bookworm.io?

YLN Catalog ships an update every 5 weeks, and bookworm.io every 18 months. Most recently, YLN Catalog was updated on October 24, 2026 and bookworm.io on October 18, 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.*