# BookFusion vs ASA Library

The clearest difference is review sentiment: BookFusion at 77% against ASA Library's 11%. BookFusion also leads on rating (4.7 vs 1.7) and update cadence (every 10 days vs every 12 months). ASA Library's advantage is in-app purchases (none vs 6). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. BookFusion sells 6 in-app purchases, starting at $1.99 per month. ASA Library asks for nothing beyond the download.

BookFusion holds the better App Store score, 4.7 against 1.7. That said, the two scores are not equally well evidenced: BookFusion has 519 ratings behind it against 47, so its average is the more settled of the two. Written reviews point the same way: 77% of BookFusion's written reviews are positive against 11% of ASA Library's.

BookFusion ships an update every 10 days, ASA Library every 12 months. Both last shipped on October 20, 2026.

## The numbers

| Metric | BookFusion | ASA Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (519 ratings)](https://appshunter.io/ios/app/bookfusion/id1141834096/reviews)** | [1.7 (47 ratings)](https://appshunter.io/ios/app/asa-library/id6449281063/reviews) |
| Number of ratings | **519** | 47 |
| Positive reviews | **76.8% of reviews** | 10.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 12 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 158 MB | 74 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [BookFusion](https://appshunter.io/developer/1141834095) | [ASA](https://appshunter.io/developer/334278379) |

## What reviewers say

### BookFusion

[App page](https://appshunter.io/ios/app/bookfusion/id1141834096)

Manage, read, and organize your entire eBook collection across all devices with cloud synchronization. Customize your reading experience with extensive settings, highlights, and annotations. Supports various formats and offers text-to-speech functionality.

**Highlights:** Cross-platform eBook reader, Cloud synchronization, Organize with virtual bookshelves, Highlights and annotations, Text-to-Speech (TTS), Send to Kindle, Calibre integration

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Casual Monthly | $1.99 | per month |
| Advanced Monthly | $4.99 | per month |
| Power Monthly | $9.99 | per month |
| Casual Yearly | $18.99 | per year |
| Advanced Yearly | $47.99 | per year |
| Power Yearly | $95.99 | per year |

**What reviewers like**

- 🚀 Excellent cross-platform sync
- 👍 Highly customizable reading experience
- 🚀 Seamless Calibre integration
- 👍 Responsive and helpful developers
- 🚀 Smooth reading experience

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 💰 Subscription model may be costly for some
- 🔒 Requires account creation to use
- 🐛 Inconsistent page turn behavior
- 🐛 Issues with PDF and fixed-layout EPUB support

**Reported bugs**

- Highlights and notes not always saving properly
- Reading position sometimes resets unexpectedly
- Widget not functioning as expected
- Occasional crashes and freezes
- Issues with importing certain ebook formats

**Requested features**

- Add page numbers instead of just percentages
- Implement a true dark mode
- Improve PDF viewing and annotation capabilities
- Add support for DJVU format
- Provide an option to purchase a lifetime license


### ASA Library

[App page](https://appshunter.io/ios/app/asa-library/id6449281063)

Access and read your purchased eBooks from asa2fly.com on any device. Download titles for offline reading and utilize features like highlighting, bookmarking, and note-taking. An interactive table of contents and easy-to-read rendering enhance the reading experience.

**Highlights:** Offline eBook access, Highlighting, Bookmarking, Note-taking, Search functionality, Interactive table of contents

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

**In-app purchases:** none


## Frequently asked questions

### Is BookFusion free?

BookFusion is free to download, with in-app purchases available.

### Is ASA Library free?

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

### Which has better reviews, BookFusion or ASA Library?

BookFusion is rated higher. BookFusion averages 4.7 out of 5 from 519 ratings, while ASA Library averages 1.7 from 47 ratings.

### Do BookFusion or ASA Library have ads?

Neither BookFusion nor ASA Library shows ads.

### Which is updated more often, BookFusion or ASA Library?

BookFusion ships an update every 10 days, and ASA Library every 12 months. Most recently, BookFusion was updated on October 20, 2026 and ASA Library on October 20, 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.*