# Library Catalog vs bookworm.io

The clearest difference is update cadence: Library Catalog at every 3 weeks against bookworm.io's every 18 months. Library Catalog also leads on ratings volume (15 vs 4). bookworm.io's advantage is rating (5.0 vs 4.8). 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 4.8. Both are backed by a comparable volume of ratings — 15 and 4 respectively.

Library Catalog ships an update every 3 weeks, bookworm.io every 18 months. The most recent releases landed on August 24, 2026 and July 22, 2026 respectively.

## The numbers

| Metric | Library Catalog | bookworm.io |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (15 ratings)](https://appshunter.io/ios/app/library-catalog/id1515907399/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/bookwormio/id6737710220/reviews)** |
| Number of ratings | **15** | 4 |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 18 months |
| Monetization | Free | Free |
| Size | 62 MB | 55 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Vladimir Yakushev](https://appshunter.io/developer/1515907398) | [Riley Crahen](https://appshunter.io/developer/1776031404) |

## What reviewers say

### Library Catalog

[App page](https://appshunter.io/ios/app/library-catalog/id1515907399)

Organize all your printed books digitally with this app. Easily add books, create custom lists, and attach them to virtual shelves for quick retrieval. Share collections, get expert recommendations, and access your library across all devices.

**Highlights:** Add books with a few clicks, Attach printed books to virtual shelves, Create book lists using a global database, Share book collections and links, Get expert recommendations, Make wish-lists and reading lists, Access lists on all devices

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

**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

**In-app purchases:** none


## Frequently asked questions

### Is Library Catalog free?

Library 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, Library Catalog or bookworm.io?

bookworm.io is rated higher. Library Catalog averages 4.8 out of 5 from 15 ratings, while bookworm.io averages 5.0 from 4 ratings.

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

Neither Library Catalog nor bookworm.io shows ads.

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

Library Catalog ships an update every 3 weeks, and bookworm.io every 18 months. Most recently, Library Catalog was updated on August 24, 2026 and bookworm.io on July 22, 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.*