# BookFusion vs Dynbooks

The clearest difference is in-app purchases: Dynbooks at none against BookFusion's 6. On price, update cadence, ads and device support there is nothing between them.

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

BookFusion ships an update every 10 days, Dynbooks fortnightly. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | BookFusion | Dynbooks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (529 ratings)](https://appshunter.io/ios/app/bookfusion/id1141834096/reviews)** | — |
| Number of ratings | **529** | — |
| Positive reviews | 76.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 158 MB | 58 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [BookFusion](https://appshunter.io/developer/1141834095) | [Paulo Henrique](https://appshunter.io/developer/1852401908) |

## What reviewers say

### BookFusion

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

Manage, read, and organize your eBooks across all devices with seamless cloud synchronization. Customize your reading experience with extensive settings, highlight notes, and text-to-speech functionality. Integrates with Calibre and supports various file formats.

**Highlights:** Cross-platform eBook reader and manager, Cloud sync for reading progress and eBooks, Customizable reading experience, Highlighting and annotation tools, Text-to-Speech (TTS) functionality, Calibre integration, Support for EPUB, PDF, CBZ/CBR

**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


### Dynbooks

[App page](https://appshunter.io/ios/app/dynbooks/id6755168641)

**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 Dynbooks free?

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

### Do BookFusion or Dynbooks have ads?

Neither BookFusion nor Dynbooks shows ads.

### Which is updated more often, BookFusion or Dynbooks?

BookFusion ships an update every 10 days, and Dynbooks fortnightly. Most recently, BookFusion was updated on November 11, 2026 and Dynbooks on November 12, 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.*