calibre Alternatives and Similar Software

Alternatives to calibre for Android, Windows, iPhone, Mac, iPad and more. Filter by license to discover only free or Open Source alternatives. This list contains a total of 25+ apps similar to calibre.

E-book manager, viewer, and converter. If you're looking for more info about calibre like screenshots, reviews and comments you should visit our info page about it. Below you find the best alternatives.

The list of alternatives was last updated: 9/30/2020 10:37:00 AM
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Alternatives to calibre for all platforms with any license

  • Okular

    Okular is a universal document viewer based developed by KDE. Okular works on multiple platforms, including but not limited to Linux, Windows, Mac OS X, *BSD, etc. Okular combines the excellent functionalities with the versatility of supporting different kind of documents, like PDF, Postscript, DjVu, CHM, XPS, ePub and others. Okular is a Free Software PDF reader.

    • Just a reader, not a library manager Guest • Yesterday Disagree   Agree
    • Okular can not manage e-book readers. It's only a glorified document reader. Guest • Oct 2020 Disagree   Agree

    Free Open Source Mac Windows Linux BSD

    PDF annotation Lightweight Document reader Low memory usage ... Compatible with Microsoft Office Export to PDF Tabbed interface Text editing Text Highlighting Text to Speech Chapter cursor Fill PDF Forms Trim margins Add a feature

    Okular icon

  • Moon+ Reader

    Innovative book reader with powerful controls & full functions: • Read thousands of ebooks for free, supports online ebook libraries • Read local books with smooth scroll and tons of innovation Support epub, pdf, mobi, chm, cbr, cbz, umd, fb2, txt, html, rar, zip or OPDS, key features: Full visual options: line space, font scale, bold, italic, shadow, justified alignment, alpha colors, fading edge etc. 10+ themes embedded, includes Day & Night mode switcher.

    • Only a reader. Does not have any library management capabilities. Guest • Oct 2019 • 12 agrees and 1 disagrees Disagree   Agree
    • It's not a better alternative but it is close enough! davmajer • Jul 2019 • 2 agrees and 6 disagrees Disagree   Agree
    • Only for reading; restricted to handheld devices. madamek • May 2018 • 16 agrees and 4 disagrees Disagree   Agree
    • Not management system, only reader. Guest • Jul 2017 • 5 agrees and 2 disagrees Disagree   Agree

    Freemium Android Android Tablet Kindle Fire

    Text to Speech Dropbox integration Google Drive integration Network Monitoring Add a feature

    Moon+ Reader icon

  • Polar

    Polar is a powerful desktop app for managing all your web content, books, and notes. Polar keeps all your content in one place, supports tagging, annotation, highlighting and keeps track of your reading progress. POLAR allows you to keep all your documents, annotations, and flashcards in once place. Never lose track of what you're reading again.

    Freemium $ $ $ Open Source Mac Windows Linux Electron / Atom Shell

    PDF annotation Offline Reading Save web page for offline use Capture web pages ... Google Chrome Extensions Cloud sync Document annotations Document Repository Learn with Flashcards Export to PDF Sync with Anki Tagging Technical paper notes Text Highlighting Web-Based Website annotation Add a feature

    Polar icon
    Document repository for tagging and managing your documents.
    Captured HTML content available for offline viewing at any time.
    Page annotation including pagemarks, comments, and flashcards.

  • Document Viewer

    Document Viewer is a highly customizable document viewer for Android, fork of the last GPL version of EBookDroid . Supports the following formats: - PDF - DjVu - EPUB - XPS (OpenXPS) - CBZ (Comic Books, no support for rar compressed CBR) - FictionBook (fb2) Collaboration with electronic publication sites and access to online ebook catalogs is allowed by the supported OPDS protocol.

    Free Open Source Android Android Tablet F-Droid

    Customizable Add a feature

    Document Viewer icon

  • Cool Reader

    Cool Reader is fast and small cross-platform XML/CSS based eBook reader for desktops and handheld devices. Understands a number of text document formats, suppurt OPDS (in new ui-opengl version). Fully customizable palette, text reformatting with any font size, font antialiasing, extra smooth scrolling and a lot of other features turn reading into a pleasure. Read Aloud function saves your eyes.

    • Not management system, only reader. Guest • Jul 2017 • 9 agrees and 1 disagrees Disagree   Agree

    Free Open Source Windows Linux Android Android Tablet

    Interface Overlay Library Manager Portable Add a feature

    Cool Reader icon

  • Foliate

    A simple and modern GTK eBook viewer, built with GJS and Epub.js. Features View EPUB files Two-page view and scrolled view Customize font and line-spacing Light, sepia, dark, and invert mode Reading progress slider with chapter marks Bookmarks and annotations Find in book Quick dictionary lookup Touchpad gestures: use two-finger swipe to turn the page View EPUB files. Foliate is based on Epub.js, and supports both two-page view and scrolled view. Customize font and line-spacing.

    Free Open Source Linux

    Built-in dictionary Export annotations Manage bookmarks Plain text flows ... Text annotation Text Highlighting Night mode/Dark Theme Add a feature

    Foliate icon

  • GoodReader

    With GoodReader on your iPhone, iPod Touch or iPad, you can read virtually anything, anywhere. Books, movies, maps, pictures; GoodReader puts it all in a single app, right in your pocket. GoodReader lets you transfer files to your iOS device, directly from your computer over a USB cable or Wi-Fi connection, from the Internet, or from email attachments. It also easily integrates with MobileMe iDisk, box.net, MyDisk.

    Commercial iPhone iPad

    Sync with Dropbox ICloud Integration Sync with iCloud PDF annotation ... Cloud sync Document reader File-sync Support for FTP Night mode/Dark Theme Support for SFTP Add a feature

    GoodReader icon

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  • Aldiko

    Aldiko is an e-book reader application for the Android operating system. It supports the EPUB industry standard format for digital publications and incorporates facilities for browsing online catalogs on thousands of books (including thousands of free public domain work) and downloading them directly into the users personal library. The application features a bookshelf-like user interface that lets user navigate their collection of eBooks.

    • Discontinued
      The official website is no longer available. Last version, 3.1.3, released in October 2018, can be still downloaded from the Google Play Store.
    • Calibre manages and converts a collection. It's not just a reader. Guest • Dec 2017 • 4 agrees and 2 disagrees Disagree   Agree
    • I use both....calibre to manage my college, aldiko to connect to it and read books on my tablets. Guest • Apr 2017 • 1 agrees and 3 disagrees Disagree   Agree

    Freemium $ $ $ Android Android Tablet

    Offline Reading Add a feature

    Aldiko icon

  • Bookworm

    Read the books you love without having to worry about different format complexities like epub, pdf, mobi, cbr, etc.

    • Focused on reading, not library management. Can't convert between formats. Guest • May 2019 • 3 agrees and 0 disagrees Disagree   Agree

    Free Open Source Linux

    No features added Add a feature

    Bookworm icon

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