Software Alternatives, Accelerators & Startups

Lithium: EPUB Reader VS KOReader

Compare Lithium: EPUB Reader VS KOReader and see what are their differences

Lithium: EPUB Reader logo Lithium: EPUB Reader

Lithium: EPUB Reader app allows users to read their favorite eBooks after importing it from the internal storage.

KOReader logo KOReader

An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on...
  • Lithium: EPUB Reader Landing page
    Landing page //
    2021-09-22
  • KOReader Landing page
    Landing page //
    2022-03-18

Lithium: EPUB Reader features and specs

  • Cross-Platform Availability
    Lithium: EPUB Reader is available on various platforms, allowing users to access their EPUB files seamlessly across multiple devices.
  • User-Friendly Interface
    The app features a simple and intuitive interface, making it easy for users to navigate, customize their reading experience, and manage their ebook library.
  • Customization Options
    It offers customization features such as font size adjustments, background color changes, and margin settings, enabling users to tailor their reading experience to personal preferences.
  • Offline Access
    Users can download their EPUB files to the app and read them offline, which is convenient for those without constant internet access.

Possible disadvantages of Lithium: EPUB Reader

  • Limited Format Support
    Lithium primarily supports EPUB files, so users seeking to read other formats (like PDF, MOBI) will need additional software.
  • Lack of Advanced Features
    Compared to some other readers, Lithium may lack certain advanced features such as in-depth annotation tools, text-to-speech, and integrated dictionary support.
  • Ads in Free Version
    The free version of the app includes advertisements, which can be distracting to users. A paid version is available to remove these ads.
  • No Cloud Sync
    Lithium does not offer integrated cloud sync for bookmarks and reading progress, requiring users to manually transfer files and data between devices.

KOReader features and specs

  • Open Source
    KOReader is an open-source project, allowing users to freely modify and contribute to its development. This fosters a community-driven approach and often leads to rapid improvements and feature additions.
  • Multi-Platform Support
    KOReader supports a wide range of devices including Kindle, Kobo, PocketBook, and Android devices, making it a versatile option for users across different e-readers.
  • Customizability
    The application offers extensive customization options for font styles, page layout, and other reading parameters, enabling users to tailor their reading experience to their preferences.
  • File Format Compatibility
    KOReader supports a variety of eBook formats such as EPUB, PDF, MOBI, and DJVU, providing flexibility and reducing the need for format conversion.
  • Active Development
    The app benefits from continual updates and community support, ensuring that bugs are frequently addressed and new features are regularly introduced.

Possible disadvantages of KOReader

  • Complex Installation
    For non-technical users, installing KOReader can be challenging, especially on some e-reader devices that require specific steps or jailbreaking.
  • User Interface
    The user interface can be less intuitive compared to some proprietary e-reader software, which might be a hurdle for some users accustomed to more polished UIs.
  • Battery Consumption
    KOReader is known to consume more battery compared to native reading applications on some devices, which can be a disadvantage for users needing long battery life.
  • Performance Issues
    Users may experience occasional performance issues, such as slower page turns or lag, particularly with large or complex documents.
  • Limited Official Support
    As an open-source project, KOReader lacks formal customer support. Users rely on community forums and documentation for troubleshooting and support.

Analysis of KOReader

Overall verdict

  • KOReader is generally considered a good e-reader application.

Why this product is good

  • KOReader is praised for its versatility and customization options. It supports a wide range of e-book formats, works on multiple devices (including Kindle, Kobo, and PocketBook), and offers features like dictionary support, text-to-speech, and extensive settings for font, layout, and reading preferences.

Recommended for

  • Users who need cross-platform compatibility across different e-reading devices.
  • Readers who require support for various file formats like EPUB, MOBI, PDF, DJVU, and more.
  • Those who appreciate extensive customization options in their reading experience.
  • Tech-savvy users who enjoy open-source projects and community-driven development.

Lithium: EPUB Reader videos

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KOReader videos

Kobo Aura One KOReader PDF Review

More videos:

  • Review - Kobo Aura ONE PDF reader vs. KOReader reflow

Category Popularity

0-100% (relative to Lithium: EPUB Reader and KOReader)
eBook Reader
23 23%
77% 77
Tool
100 100%
0% 0
Ebooks
16 16%
84% 84
Note Taking
100 100%
0% 0

User comments

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Social recommendations and mentions

Based on our record, KOReader seems to be more popular. It has been mentiond 105 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Lithium: EPUB Reader mentions (0)

We have not tracked any mentions of Lithium: EPUB Reader yet. Tracking of Lithium: EPUB Reader recommendations started around Jun 2021.

KOReader mentions (105)

  • Mozilla shutdown Pocket on July 8, 2025
    I use KOReader [1] on my Kobo. It supports Wallabag [2]. Wallabag offers both hosted [3] and self-hosted options. There's also a standalone kobo client for Wallabag [4]. In addition, Wallabag also supports direct import from Pocket. [1] https://koreader.rocks/ [2] https://wallabag.org/ [3] https://www.wallabag.it/en [4] https://gitlab.com/anarcat/wallabako. - Source: Hacker News / 10 days ago
  • All Kindles can now be jailbroken
    Highlighting the very popular app enabled by this, KOReader: https://koreader.rocks/. - Source: Hacker News / 3 months ago
  • ElevenReader by ElevenLabs
    You can jailbreak you kindle [1] and install KOReader[2] and this will allow you to do this science fiction. [1] https://kindlemodding.org/jailbreaking/WinterBreak/ [2] https://koreader.rocks/. - Source: Hacker News / 4 months ago
  • Pagination widows, or, Why I'm embarrassed about my eBook
    Have you tired KOreader[0]? It supports multiple ebook formats, including epub and cbz. You'll need to jailbreak[1] your Kindle though. [0] http://koreader.rocks/. - Source: Hacker News / 7 months ago
  • PineNote Community Edition
    I love my old Kindle Touch. The #1 thing that keeps me using it is a community-maintained e-reader software you can run on it that makes it much more usable without Amazon's support: http://koreader.rocks/ My #1 priority for new hardware nowadays is making sure it's not dependent on OEM software. Nothing sucks more than buying a device for a selected purpose, and then not being able to use it fully because some... - Source: Hacker News / 7 months ago
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What are some alternatives?

When comparing Lithium: EPUB Reader and KOReader, you can also consider the following products

LibriVox Audio Books Supporter - LibriVox Audio Books Supporter app comes up with an extensive collection of audiobooks through which you can search for your favorite book and listen to it in your native language right at your fingertips.

calibre - Ebook manager, viewer & converter

Speechy - Speechy is an app by Twelve Stars Software that comes up with features to help you in reading text in a variety of different formats such as pdf, txt, EPUB, webpages, and many others.

FBReader - FBReader is an e-book reader for various platforms. Features:

ReadEra - Read book files in EPUB, PDF, DOC, DOCX, RTF, TXT, DJVU, FB2, MOBI and CHM formats.

Librera Reader - Librera Reader for Android