Top 10 eBook Readers for iPhone and iPad

Free e-book reader that supports multiple file formats, including ePub, fb2, mobi, HTML, RTF, HTML, plain text, doc, and more. FBReader uses its own page parsing and rendering engine - very lightweight, fast and customizable. It supports embedded images, footnotes, hyperlinks, text search, full-screen reading. It also automatically creates bookmarks so you don't lose track of where you left off after closing a book. It works on iOS, Android, Windows, Mac OS, Linux, and Chrome OS. Books can be synced across devices or stored in Google Drive. For Android and iOS there are both free and paid versions. Free versions have some limitations.

Cute and simple mobile app for reading books on iOS and Android. Provides bookmarks, 3-colors highlights, interactive links and notes, dark mode, customized settings (Fonts, Fields, Text size, screen Brightness, Page scrolling, ets). Suppots text formats: EPUB, MOBI, DOC, DOCX, TXT, FB2, PRC, RTF, ODT, HTML, AZW, AZW3. Completely AD-FREE. Syncs ebooks and reading progress between devices. Free web e-reader is also available. You can upload books via iTunes, import your files from the email, web browser, cloud storages (iCloud, Google Drive, Dropbox, Yandex.Disk etc).

Free eBook reader app for iOS and Mac. Yomu's design is carefully optimized in Apple style: flexible layout dynamically adjusts all text properties and margins based on your preferences and device. You can choose your favorite theme, reading mode (day, sepia, gray, twilight, night, black), select a preset or custom font size, content layout (page, scrolling), and many other options. All settings can be saved separately for each book. You can view the TOC, copy text, take notes, and search within books. EPub, Mobi, PDF, and Kindle formats are supported. You can download books directly from the browser, add them via AirDrop, iCloud Drive, iTunes File Sharing, or from Dropbox, Google Drive, OneDrive, OPDS, and Calibre.

Cross-platform EPUB reader that supports ePub2 and most ePub3 standards and works everywhere: on iPhone, iPad, Mac, Android, Windows, Kindle Fire and even via the web version. There's a free version that provides basic functionality, including a simple book organizer. The paid version allows you to store books in a cloud account (10 GB), sync books and reading progress between devices, add annotations and comments, choose different themes, and customize the reader's appearance more flexibly.

Mobile app (Android, iOS) with an integrated bookstore (Feedbooks), which also allows you to borrow books from your local library and import your own EPUB, CBZ, or PDF files. Contains audio player. Thus, it lets you gather all your ebooks, comics and audiobooks in one place, regardless of their origin. The store contains 1.2M titles -from bestsellers to literary classics from major global and independent publishers. Books are available in English, French, German, Spanish and Italian. Aldiko can access compatible library catalogs (thanks to OPDS support), so you can browse and interact with your library's catalog.

Free Adobe's reader for PDF and EPUB eBooks on PC, Mac and mobile devices. It lets you purchase and download digital content, borrow books from local libraries and read them both online and offline. It also lets you add bookmarks, highlight and mark important and favorite passages in your eBook. ADE is ideal for reading scientific and professional illustrated books. It supports right-to-left reading, dynamic image resizing without loss of clarity, improved display of mathematical formulas, smart searching, and text navigation. It syncs library across devices and includes a built-in player for playing audiobooks. ADE can be used with various screen readers, including JAWS, Window-eyes, and NVDA on Windows, and Voiceover on Mac OS.

Adobe Reader software is the free trusted standard for reliably viewing, printing, and annotating PDF documents. It’s the only PDF file viewer that can open and interact with all types of PDF content, including forms and multimedia.

iOS e-reader unlike any other. The app supports FB2, EPUB, MOBI, PDF, DJVU, CBR, CBZ, and TXT formats, and offers customizable fonts, paragraph indents, paper type, and much more. iBouquiniste features include note-taking, emailing books, bookshelves by author, recently opened book view. Books can be downloaded via iTunes or any app that supports file transfer (such as Mail or Safari). OPDS catalogs are supported. The app also provides its own cloud storage for syncing books, reading positions, quotes, and bookmarks.

Xodo is a set of online tools that allow to securely view, read, annotate, convert and work with your PDF books. Conversion directions are Word, HTML, TXT, PowerPoint and others. Xodo also provides free PDF reader for Windows, Mac and Linux that allows to open, read, print PDFs offline on your desktop, while Xodo Mobile all-in-one app - enable to do all this on iOS and Android.

iPhone app for reading books in CHM format. It lets you organize your books into personal collections, add bookmarks or notes to your favorite passages, find the text you need anywhere in the book. The app features customizable fonts for headings, body text, and code snippets, adjustable line height, fast scrolling, and seamless page navigation. You can share quotes with friends on Facebook, X, or by email, find a words, characters or phrases anywhere in the book using the built-in search function, add files from your computer browser or iTunes file sharing. The paid version allows to read multiple books simultaneously.

Finally a comic reader for iPad done right! ComicFlow was designed with one goal in mind: providing the best experience for comic fans with large collections. Features: Polished interface, Can handle very large comic collections (1,500+ comics and dozens of GB) without crashing or becoming unusable, Imports new comics in the background, Doesn't need to pre-process comic files before you can read them, Supports .cbr, .cbz and pdf files

DjVu Reader is an application that allows you to browse through DjVu of documents of any size (in page count; some documents are so large in image size that they are not suitable to be viewed on the iPad, like charts etc). It features an active zooming capability, pan displacements, vertical scrolling, fullscreen reading.

ShortBook is an electronic book reader using unique capabilities of your iPhone. It has everything that is necessary for comfortable reading of books in fb2 format: contents, figures, footnotes and unique text makeup. Handy interface allows finding books quickly and reading them with comfort. Night reading mode will reduce discomfort for those who suffer from sleeplessness and Quick Bookmark function will ensure free browsing through a book. Book downloading is available via Wi-Fi being handily implemented through the web browser. For your further comfort there are options of choosing font, its size and other settings.

CloudReaders (TM) is a free book/comic/movie viewer, fully optimized for iPad (and now supports iPhone/iPod touch too!). It supports PDF, CBZ, ZIP, CBR, RAR, MOV, MP3, M4V, MP4 and 3GP format. It allows you to read any book/comic files in either PDF, ZIP/CBZ or RAR/CBR format transferred from your PC/Mac or downloaded from the Internet. CloudReaders also comes with a "cloud bookshelf", where you can download public domain books and comics for free (the number of books is small at this moment, but we are going to add a lot of books soon).

Hyphen is a beautiful, personal ePub reader for iPad and iPhone. It uses iCloud to sync your books, reading location, highlights and more. The app allows to highlight and comment on important parts of the text.