Apps similar to KOReader include calibre, which is free and open source. Other options are Okular, Readest, PDFgear and Koodo Reader. You're spoiled for choice with Ebook Readers like KOReader: we list more than 50 alternatives for Android, Windows, Linux, Mac and iPhone.
TypoZen is a Markdown editor and an ePub reader in one quiet window: somewhere to write in the morning and somewhere to read in the evening, without switching apps or going near the internet.
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A Rust-based firmware with reading and PalmOS functionality for XTEink X4 pocket reader.
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India
All-in-one offline document viewer for Android with OCR and desktop-class rendering — private, open-source, zero tracking.
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A comprehensive ebook reader offering a vast selection of engaging stories across various genres with daily updated bestsellers. Features a customizable reading environment with adjustable settings. Users enjoy coins, discounts, and bonus content, supporting authors while enhancing their reading experience.
Hong Kong SAR China
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Translation of EPUB book into another language.
DinoReader is built on the FBReader reading engine, but includes features not currently available in the mainstream app:
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Leto is a simple and beautiful book management app that helps you to easily keep track of the books you are currently reading, would like to read or already have.
WizRead combines a powerful reading app with an exciting community, letting you organize, track and share your entire reading journey in one seamless experience.
