Thorium Reader
Thorium Reader is a free, open-source ebook reader application. It handles a variety of digital book formats.
Key features
- Supports EPUB, PDF and DAISY formats.
- Organise ebooks into collections and tag content in your library..
- Add bookmarks, notes and highlights.
- Adjust text size, font, line spacing and themes (including dark mode).
- The read aloud feature allows you to listen to the text.