# Libby, the library app vs RADIX

The clearest difference is price: Libby, the library app at Free against RADIX's $4.99. Libby, the library app also leads on ratings volume (4.6M vs 6) and chart position (#2 vs #44). RADIX's advantage is update cadence (every 3 days vs monthly). On rating, ads, in-app purchases and device support there is nothing between them.

Libby, the library app is free to download; RADIX costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for Libby, the library app against 5.0 for RADIX. That said, the two scores are not equally well evidenced: Libby, the library app has 4.6M ratings behind it against 6, so its average is the more settled of the two.

Libby, the library app ships an update monthly, RADIX every 3 days. The most recent releases landed on October 31, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Libby, the library app | RADIX |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [4.9 (4.6M ratings)](https://appshunter.io/ios/app/libby-the-library-app/id1076402606/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/radix-the-practice/id6756391736/reviews)** |
| Number of ratings | **4.6M** | 6 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | **Free** | Paid |
| Best chart rank | **#2** | #44 |
| Size | 5 MB | 99 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [OverDrive, Inc.](https://appshunter.io/developer/366869255) | [Alexander Perrin](https://appshunter.io/developer/1860425795) |

## What reviewers say

### Libby, the library app

[App page](https://appshunter.io/ios/app/libby-the-library-app/id1076402606)

**Currently charting:** #2 Top Free · Book (US App Store)

Access your local library's digital collection of ebooks, audiobooks, and magazines for free. Read or listen on your phone or tablet, download titles for offline use, and personalize your reading experience with customizable settings.

**Highlights:** Borrow ebooks, audiobooks, and magazines, Send ebooks to Kindle (US only), Offline reading and listening, Customizable reading experience, Adjustable audiobook playback speed, Sleep timer for audiobooks, Organize titles with tags

**In-app purchases:** none

**What reviewers like**

- 📚 Extensive library of books and audiobooks
- 🔍 Convenient search and browsing features
- 🔖 Easy to manage holds and returns
- 🔄 Seamless syncing across devices
- 🕰️ Automatic returns to avoid late fees

**What reviewers complain about**

- 🕰️ Long wait times for popular titles
- 🔍 Confusing search and filtering options
- 🤯 Buggy and unstable performance
- 🔒 Lack of offline reading/listening
- 📚 Limited selection in some genres

**Reported bugs**

- Frequent app crashes and freezes
- Issues with downloading and syncing content
- Unreliable playback controls for audiobooks
- Inconsistent behavior when placing holds
- Disappearing reading history and bookmarks

**Requested features**

- Ability to search across multiple libraries
- Custom reading/listening speed controls
- Improved recommendation and discovery tools
- Option to purchase unavailable titles
- Customizable reading experience (fonts, themes)


### RADIX

[App page](https://appshunter.io/ios/app/radix-the-practice/id6756391736)

**Currently charting:** #44 Top Paid · Book (US App Store)

This app offers a contemplative system based on philosophical concepts, featuring original artworks and internal voices. It encourages users to observe their reactions and discover hidden elements over time, with a focus on slow unfolding rather than quick consumption.

**Highlights:** 54 original artworks, 6 internal voices, Seasonal structure, Hidden systems, Contemplative practice, No notifications or streaks

**In-app purchases:** none


## Frequently asked questions

### Is Libby, the library app free?

Libby, the library app is free to download, with no in-app purchases.

### Is RADIX free?

RADIX costs $4.99, with no in-app purchases.

### Which has better reviews, Libby, the library app or RADIX?

RADIX is rated higher. Libby, the library app averages 4.9 out of 5 from 4.6M ratings, while RADIX averages 5.0 from 6 ratings.

### Do Libby, the library app or RADIX have ads?

Neither Libby, the library app nor RADIX shows ads.

### Which is updated more often, Libby, the library app or RADIX?

Libby, the library app ships an update monthly, and RADIX every 3 days. Most recently, Libby, the library app was updated on October 31, 2026 and RADIX on October 30, 2026.

### Which is more popular, Libby, the library app or RADIX?

Libby, the library app currently peaks at #2 in the App Store charts, and RADIX at #44. Chart position reflects recent download velocity rather than total install base.

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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.*