Overview System Requirements Related


Thorium Reader is the best free reading application for EPUB, PDF and DAISY 3 ebooks, audiobooks and digital comics. Modern UI. No ads. No capture of private data. It supports publications protected by the Readium LCP DRM, fetched from public libraries and bookselling websites. After importing ebooks from a local directory or a remote catalog, you'll be able to customize layout settings, navigate via the table of contents or page list, search, set bookmarks ... A great care is taken to ensure the accessibility of the application for visual impaired people using NVDA, JAWS, VoiceOver or Narrator. This project is open-source and in constant evolution ; your support is welcome on Thorium is already localized in many languages: English, French, Italian, Spanish, Portuguese, German, Dutch, Lituanian, Finnish (Suomi), Russian, Japanese, Chinese. And more languages will come, thanks to our international community. v1.7.0


Additional information

Published by



European Digital Reading Lab, 2021

Developed by


Release date


Approximate size

302.67 MB

Age rating

For all ages

This app can

Access all your files, peripheral devices, apps, programs and registry


Get this app while signed in to your Microsoft account and install on up to ten Windows 10 devices.


The product developer believes this product meets accessibility requirements, making it easier for everyone to use.

Language supported

English (United States)

Report this product

Sign in to report this app to Microsoft