# i2Reader Cloud vs БУКАП

The clearest difference is in-app purchases: БУКАП at none against i2Reader Cloud's 5. БУКАП also leads on update cadence (every 5 weeks vs every 3 months) and iOS requirement (13.0 vs 15.6). i2Reader Cloud's advantage is review sentiment (48% vs 20%). On price, ads and device support there is nothing between them.

Both are free to download. i2Reader Cloud sells 5 one-off in-app purchases. БУКАП asks for nothing beyond the download.

i2Reader Cloud ships an update every 3 months, БУКАП every 5 weeks. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | i2Reader Cloud | БУКАП |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (74 ratings)](https://appshunter.io/ios/app/i2reader-cloud/id968326317/reviews)** | — |
| Number of ratings | **74** | — |
| Positive reviews | **48.4% of reviews** | 20.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 18 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Yuriy Melyushin](https://appshunter.io/developer/943454788) | [BookUp OOO](https://appshunter.io/developer/1553025350) |

## What reviewers say

### i2Reader Cloud

[App page](https://appshunter.io/ios/app/i2reader-cloud/id968326317)

This app offers a comfortable reading experience with cloud synchronization across devices. Enjoy customizable layouts, interactive features like footnotes and dictionaries, and the ability to download books from various cloud services. It supports multiple formats and allows family sharing of libraries.

**Highlights:** iCloud synchronization for library and reading progress, Customizable book layout (fonts, colors, spacing), Download books from Dropbox, Google Drive, Yandex Disk, Interactive footnotes and dictionary support, Family sharing and user reading statistics, Supports FB2, EPUB, MOBI, DOC, PDF formats, Auto-scrolling and auto-page turning

**Features:** Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Auto-scroll | $0.99 | one-time |
| Seamless textures | $0.99 | one-time |
| Auto turning | $0.99 | one-time |
| Online translator | $1.99 | one-time |
| Removal of limitations | $3.99 | one-time |

**What reviewers like**

- ✨ Extensive customization options
- 📚 Wide variety of ebook format support
- 🎨 Theme designer and customization
- ☁️ Cloud synchronization
- 📖 Great ebook reader

**What reviewers complain about**

- 🐛 Frequent crashes and freezes
- 🐌 Slow performance and lagging
- 🔋 High battery consumption
- 💸 Monetization is off-putting
- 🗑️ Some features feel like bloat

**Reported bugs**

- App freezes during initialization
- Continuously tries to download from iCloud
- Crashes after updating to iOS 26
- App freezes during caching process
- Crashes and/or hangs on importing themes

**Requested features**

- Add new chapter functionality
- Option to move audio reading bar
- Higher quality text-to-speech with better pronunciation and softer voice
- Add support for djvu format
- Improve text-to-speech quality and add more voice engines


### БУКАП

[App page](https://appshunter.io/ios/app/id1553770678)

This application provides access to a library of medical literature, allowing users to download and read books offline, with features such as progress saving, text search, and navigation by table of contents. Download books from your subscription and read them anywhere, anytime, without an internet connection.

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

**In-app purchases:** none


## Frequently asked questions

### Is i2Reader Cloud free?

i2Reader Cloud is free to download, with in-app purchases available.

### Is БУКАП free?

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

### Do i2Reader Cloud or БУКАП have ads?

Neither i2Reader Cloud nor БУКАП shows ads.

### Which is updated more often, i2Reader Cloud or БУКАП?

i2Reader Cloud ships an update every 3 months, and БУКАП every 5 weeks. Most recently, i2Reader Cloud was updated on October 12, 2026 and БУКАП on October 8, 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.*