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Best Fb2 Apps

161+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our fb2 list covers 161+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Fb2

FBReader: ePub and fb2 reader#1

FBReader: ePub and fb2 reader by FBReader.ORG Limited

Favorite book reader
Editor's Choice
📚 Books
3.7😊(124 ratings)
FreeIn-App Purchases
FBReader: ePub and fb2 reader screenshot 1
FBReader: ePub and fb2 reader screenshot 2
FBReader: ePub and fb2 reader screenshot 3
FBReader: ePub and fb2 reader screenshot 4
FBReader: ePub and fb2 reader screenshot 5
FBReader: ePub and fb2 reader screenshot 6

A fast and versatile e-book reader supporting multiple formats like ePub, Kindle, and fb2. It offers cloud syncing for reading progress and a customizable interface. Upgrade to unlock unlimited library access and advanced features.

What We Love

  • 🚀 Fast and smooth reading experience
  • 👍 Simple and intuitive interface
  • 💡 Customizable font, margin, and layout options
  • 🔒 Secure syncing across devices

Room to Improve

  • 🐛 Occasional crashes and freezes
  • 🔧 Lack of advanced organization features (folders, shelves)
  • 🚫 No PDF support
eBoox - fb2 ePub book reader#2

eBoox - fb2 ePub book reader by REDIT, OOO

Read books comfortably
Strong Contender
📚 Books
4.8😊(2.9K ratings)
Free
eBoox - fb2 ePub book reader screenshot 1
eBoox - fb2 ePub book reader screenshot 2
eBoox - fb2 ePub book reader screenshot 3
eBoox - fb2 ePub book reader screenshot 4
eBoox - fb2 ePub book reader screenshot 5
eBoox - fb2 ePub book reader screenshot 6

This application provides a comfortable and customizable reading experience for a wide variety of e-book formats. It offers features like bookmarks, highlights, dark mode, and offline reading, with seamless online synchronization. Books can be easily uploaded from various sources, including cloud storage and email.

What We Love

  • 🚀 Smooth and fast reading experience
  • 👍 Clean and intuitive interface
  • 🔒 No ads or in-app purchases
  • 💡 Ability to customize fonts and themes

Room to Improve

  • 🐛 Occasional issues with highlighting and annotations
  • 🔧 Limited font and customization options
  • 🔧 Lack of built-in dictionary or translation features
PocketBook Reader#3

PocketBook Reader by Pocketbook International SA

PDF, EPUB, FB2, Audiobooks
Worth Considering
📚 Books
4.5😐(8.8K ratings)
FreeIn-App Purchases
PocketBook Reader screenshot 1
PocketBook Reader screenshot 2
PocketBook Reader screenshot 3
PocketBook Reader screenshot 4
PocketBook Reader screenshot 5
PocketBook Reader screenshot 6

This app is a versatile reader supporting 26 book and audio formats, including EPUB, PDF, and audiobooks. It offers features like PDF reflow, text-to-speech, cloud synchronization, and extensive customization options for a comfortable reading experience.

What We Love

  • 👍 Convenient reading experience
  • 🚀 Smooth scrolling
  • 💡 Customizable settings (font, margin, etc.)
  • 🔒 Supports DRM-protected content

Room to Improve

  • 🐛 Crashes and freezes
  • 🐛 Unreliable cloud sync
  • 🐛 Inconsistent page rendering

More Fb2 apps to explore

4
ReadEra – book reader pdf epub
ReadEra – book reader pdf epub
ReadEra – book reader pdf epub
Read books & PDF files easily!
Free

This app allows you to read and listen to books and documents in various formats, including PDF and EPUB. It offers text-to-speech functionality, customizable reading settings, and a built-in book manager for your library. Enjoy an ad-free and registration-free reading experience.

Multi-format ebook support (EPUB, PDF, MOBI, DOCX, etc.)Text-to-Speech (TTS) for listening to booksAd-free and registration-free experience
📚 Books
(222)
free
5
KyBook 2 Ebook Reader
KyBook 2 Ebook Reader
KyBook 2 Ebook Reader
EPub, MOBI, DjVu and More
Free

This app is a versatile e-book reader that supports a wide range of formats including EPUB, MOBI, and PDF. It offers extensive customization for reading modes, cloud storage integration, and text-to-speech capabilities for audiobooks.

Supports EPUB, MOBI, PDF, DJVU, and moreOPDS catalog and cloud storage integrationCustomizable reading modes (font, theme, size)
📚 Books
(2.3K)
free with in-app purchases
6
KyBook 3 Ebook Reader
KyBook 3 Ebook Reader
KyBook 3 Ebook Reader
Epub, Mobi, Djvu and More
Free

This app is a versatile e-book reader and cataloger supporting numerous formats like EPUB, MOBI, and PDF. It offers a comfortable reading experience with customizable options, powerful annotation tools, and seamless cloud storage integration. Organize your library with tags, collections, and a handy cataloguer.

Supports all major e-book formatsOPDS catalog accessComfortable reading mode with themes
📚 Books
(4.2K)
free with in-app purchases
7
KyBook - EPub,FB2,PDF,DjVu Reader
KyBook - EPub,FB2,PDF,DjVu Reader
KyBook - EPub,FB2,PDF,DjVu Reader
by Konstantin Bukreev
Free

This app is a versatile e-book reader supporting a wide range of formats including EPUB, PDF, and audiobooks. It offers extensive customization for reading modes, cloud storage integration, and easy book organization. Advanced features like DJVU support and speed reading are available via in-app purchase.

Supports EPUB, FB2, PDF, DJVU, CBR, CBZ, MP3, M4A, M4B formatsOPDS catalogs and cloud storage integrationCustomizable reading mode settings
📚 Books
(459)
free with in-app purchases
8
Lazy FB2 Reader
Lazy FB2 Reader
Lazy FB2 Reader
Handsfree reader for FB2 books
Free

This app offers a hands-free reading experience for FB2 books, allowing you to turn pages with eye movements. It features a clean interface with customizable fonts, layouts, and page-turning animations, all without intrusive advertisements.

Hands-free reading with eye controlCustomizable fonts and text layoutPage-turning animations
📚 Books
(3)
free
9
Epub Reader -read epub,chm,txt
Epub Reader -read epub,chm,txt
Epub Reader -read epub,chm,txt
Ebook Reader for many formats
Free

This app offers a seamless reading experience for various ebook formats including EPUB, PDF, and CHM. It supports multiple compression formats and provides features like table of contents, note-taking, and bookmarking. Customize your reading with adjustable font sizes.

Supports EPUB, PDF, CHM, RTF formatsOpens compressed files (ZIP, RAR, 7Zip)Table of Contents navigation
📚 Books
(11K)
free with in-app purchases
10
A FB2 Reader
A FB2 Reader
A FB2 Reader
Read as you like
Free

This free application allows you to read your favorite FB2 format ebooks on your iPad and iPhone. Easily import books from various sources, customize your reading experience with adjustable fonts and color schemes, and navigate your library with ease.

Read FB2 ebooksImport from web, iTunes, and cloud drivesAdjustable fonts, spacing, and width
📚 Books
(292)
free
11
TotalReader - ePub, DjVu, MOBI, FB2 Reader
TotalReader - ePub, DjVu, MOBI, FB2 Reader
TotalReader - ePub, DjVu, MOBI, FB2 Reader
by LTD DevelSoftware
Free

This app is a versatile reader supporting a vast array of book, document, comic, and source code formats. It offers advanced customization for reading comfort, cloud integration, and file management tools.

Wide range of supported formatsCloud and network service integrationSpeech synthesizer
📚 Books
(371)
free with in-app purchases
12
The Ebook Converter
The Ebook Converter
The Ebook Converter
Convert EPUB, MOBI, PDF, AZW3
Free

Easily convert ebooks between numerous formats like EPUB, MOBI, and PDF. Simply select your file, choose an output format, and convert in seconds. Save, share, or open converted files in your preferred reader apps.

Convert between major ebook formatsSupports EPUB, MOBI, PDF, TXT, AZW3, and moreFast conversion in seconds
🔧 Utilities
(2.4K)
freemium
13
MOBI EPUB FB2 DJVU Reader Book
MOBI EPUB FB2 DJVU Reader Book
MOBI EPUB FB2 DJVU Reader Book
Read MOBI EPUB FB2 DJVU Books
Free

This app is a versatile reader for various ebook formats including MOBI, EPUB, FB2, and DJVU. It offers a customizable reading experience and efficient library management with cross-device synchronization.

Supports MOBI, EPUB, FB2, and DJVU formatsCustomizable reading settingsLibrary organization tools
📚 Books
(1)
free
14
Fb2-to-ePub
Fb2-to-ePub
Fb2-to-ePub
by Semyon Chertkov
Free
$0.99 | 100% OFF

Convert fb2 e-book files to ePub format directly on your iPhone or iPad. Read books in any reader app without needing extra software. Supports large archives and includes library search.

FB2 to ePub conversionDirectly on iPhone/iPadOpen in any book reader
🔧 Utilities
(2)
free
15
iBouquiniste Lite
iBouquiniste Lite
iBouquiniste Lite
by Andrey Snetkov
Free

This app offers a customizable ebook reading experience with support for multiple formats. Adjust fonts, indents, and paper types to mimic reading a physical book. Organize your library by author or recently opened books.

Supports FB2, EPUB, PDF, DJVU, MOBI, CBR, CBZ, TXTAdjustable fonts, paragraph indents, paper typeOPDS catalog support
📚 Books
(1.1K)
free with in-app purchases
16
Speed Reading IQ: epub, djvu
Speed Reading IQ: epub, djvu
Speed Reading IQ: epub, djvu
Exercises with e-books reader
Free

Boost your reading speed and memory with a variety of exercises. This app supports ePub and DJVU formats, allowing you to practice with your favorite books and documents. Consistent daily practice is key to improving comprehension and reading faster.

Increase reading speedImprove memory and retentionSpeed reading exercises
📚 Books
(222)
free with in-app purchases
17
i2Reader Cloud
i2Reader Cloud
i2Reader Cloud
Cloud-sync fb2, epub reader
Free

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.

iCloud synchronization for library and reading progressCustomizable book layout (fonts, colors, spacing)Download books from Dropbox, Google Drive, Yandex Disk
📚 Books
(594)
free with in-app purchases
18
Books Reader - Pocket Library
Books Reader - Pocket Library
Books Reader - Pocket Library
Reading tracker & open ebooks
Free

This app provides a seamless e-reading experience, managing your ebook collection and offering customizable reading settings. It supports various formats and includes features like bookmarking, note-taking, and a read/unread tracker.

Supports multiple ebook formats (epub, fb2, mobi, PDF)Manages and organizes ebook collectionsCustomizable text size, color, theme, and brightness
📚 Books
(22)
free with in-app purchases
19
Litres: Books and audiobooks
Litres: Books and audiobooks
Litres: Books and audiobooks
Read and Listen online
Free

Access a vast library of books and audiobooks in multiple languages, including bestsellers and free titles. Preview up to 20% of any book before purchasing and enjoy a personalized reading experience with customizable settings and offline access.

Vast library of books and audiobooksMulti-language supportFree book excerpts
📚 Books
(7.8K)
free with in-app purchases
20
PDF Pro - Reader Editor Forms
PDF Pro - Reader Editor Forms
PDF Pro - Reader Editor Forms
Edit, annotate, view documents
Free

Edit, annotate, and read PDF documents on your iPhone and iPad. Highlight text, add notes, shapes, voice recordings, and photos. Search your entire PDF library, fill out forms, and sign documents.

Edit and annotate PDFsHighlight text and add notesEmbed audio and photo annotations
📊 Productivity
(6.8K)
subscription

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