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App Store Apps > Books > KyBook - EPub,FB2,PDF,DjVu Reader
KyBook - EPub,FB2,PDF,DjVu Reader icon

KyBook - EPub,FB2,PDF,DjVu Reader

by Konstantin Bukreev · Books · Free
On the App Store since August 2013 · Data updated 2026-10-28

KyBook - EPub,FB2,PDF,DjVu Reader is made and published by Konstantin Bukreev. AppBrain is an independent app data site and isn't affiliated with Konstantin Bukreev. The app name, icon, screenshots and description belong to Konstantin Bukreev and are shown as published on the App Store.

AppBrain's verdict

EstablishedWell rated
Rating on App Store
4.37
466 ratings
Last updated
June 3, 2016
Size
49.6 MB

Users rate it well: 4.4 stars from 466 ratings. Its best ranking is #91 in Top Grossing, Books in Russia.

Official page on the App Store

User feedback

Ratings and reviews on the App Store

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Store listing

By Konstantin Bukreev, from the App Store
KyBook - EPub,FB2,PDF,DjVu Reader Screenshot 1 of 5
KyBook - EPub,FB2,PDF,DjVu Reader Screenshot 2 of 5
KyBook - EPub,FB2,PDF,DjVu Reader Screenshot 3 of 5
KyBook - EPub,FB2,PDF,DjVu Reader Screenshot 4 of 5
KyBook - EPub,FB2,PDF,DjVu Reader Screenshot 5 of 5
Screenshots by Konstantin Bukreev, from the the App Store listing
Description by Konstantin Bukreev Written by the developer, not by AppBrain. Click to read.
KyBook is a modern reader application for e-books.
It has highly customizable and friendly interface and also: 



Key features: 



- EPUB, FB2, RTF, PDF, DJVU, CHM, CBR, CBZ, MP3, M4A, M4B formats
- OPDS catalogs and network folders 

- Google Books, Google Drive, Dropbox, OneDrive, Yandex Disc
- Flexible reading mode settings

Complete feature list:

- Supports e-books in EPUB, FictionBook (fb2, fbz, fb2.zip), TXT, RTF, PDF, DJVU, CHM, Comic Book (cbr, cbz) and Audio Book (mp3, m4a, m4b) formats.
- Has wide opportunities in searching and downloading e-books from different sources.
- Provides access to enormous collection of free electronic books through OPDS-catalogs support.
- Downloads e-books with the help of Web Browser (Mobile Safari), e-mail or iTunes.
- Saves your books into cloud storages and network folders.
- Integrated with Google Books, Google Drive, Dropbox, OneDrive and Yandex Disc.
- Allows flexible setting of text displaying: font selection, colour theme, text size, text alignment mode, line height, margins, paragraph indention and hyphenations.
- Allows choosing book covers from different sources, changing titles and subjects.
- Provides easy navigation inside the book using table of content, bookmarks or notes.
- Helps organizing your books on shelves, cataloging them under subjects and sorting in different modes.
- Has full-screen reading mode in landscape and portrait orientation.
- Allows turning and scrolling pages in vertical or horizontal mode.
- Allows locking orientation and changing screen brightness.
- Supports dictionaries, translation of selected text and text-to-speech.
- Integrated with social networking services (Facebook, Twitter, Vkontakte)
- Supports of VK Docs as Cloud Storage
- Built-in Web Browser
- Supports Tor Network
- DJVU and PDF filters
- Support of archives in ZIP and RAR format
- Password-protected Bookshelves
- Speed Reading (RSVP)
- Automatic text summarization
- Integrated with LitRes.ru
- Integrated with Samizdat (samlib.ru)
- Supports WebDAV protocol


Dear users, DJVU, CHM, Tor Network and 'Speed Reading' requires in-app purchase "Upgrade to Pro Version".
You are free to use these features during the trial period. After the trial period You can unlock them via upgrading KyBook to Pro Version.
Official page on the App Store

Safety and technology

Found in the app by AppBrain
Price
Free
App size
49.6 MB
Content rating
High

Technologies used by KyBook - EPub,FB2,PDF,DjVu Reader

Releases

Updates seen on the App Store
Version
2.1.6
Launched
August 2013

No changelog data

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Rankings

App Store top charts
Highest rank
#91
Chart
Top Grossing
Books
Country
Russia

App Store Rankings for KyBook - EPub,FB2,PDF,DjVu Reader

Top rankings

Rank Country Category List
91 Russia Books Top Grossing

Ranking history in Russia

About the app and developer

About KyBook - EPub,FB2,PDF,DjVu Reader

KyBook - EPub,FB2,PDF,DjVu Reader is a books app developed by Konstantin Bukreev.

User Ratings

KyBook - EPub,FB2,PDF,DjVu Reader is rated 4.37 out of 5 stars. The rating is based on 470 ratings.

App Information

KyBook - EPub,FB2,PDF,DjVu Reader is freely available from the App Store. The app size is 49.64 MB. The latest version available is 2.1.6. The last update was on June 3, 2016.

Technical Requirements

The app has a content rating of High Maturity. The app has been available on the App Store since August 2013.

Developer information for Konstantin Bukreev

Konstantin Bukreev

Address:

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