# BookFusion vs Instant Reader

The clearest difference is iOS requirement: BookFusion at 15.1 against Instant Reader's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. BookFusion sells 6 in-app purchases, starting at $1.99 per month and Instant Reader sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 10 days. The most recent releases landed on September 24, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | BookFusion | Instant Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (505 ratings)](https://appshunter.io/ios/app/bookfusion/id1141834096/reviews)** | — |
| Number of ratings | **505** | — |
| Positive reviews | 76.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | Every 10 days |
| Monetization | Free with in-app purchases | — |
| Size | 157 MB | 3 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [BookFusion](https://appshunter.io/developer/1141834095) | [Roman Vygnich](https://appshunter.io/developer/1351323534) |

## 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


### Instant Reader

[App page](https://appshunter.io/ios/app/instant-reader/id6761315198)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Actions | $2.99 | per month |


## Frequently asked questions

### Is BookFusion free?

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

### Is Instant Reader free?

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

### Do BookFusion or Instant Reader have ads?

Neither BookFusion nor Instant Reader shows ads.

### Which is updated more often, BookFusion or Instant Reader?

BookFusion ships an update every 10 days, and Instant Reader every 10 days. Most recently, BookFusion was updated on September 24, 2026 and Instant Reader on August 17, 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.*