Thorium Reader

Thorium Reader is a free, highly accessible, multilingual and multi-format reading application. It has a modern user interface with no ads or private data leakage. This application is one of the best Epub 3 readers on the market; you can also read PDF or Daisy files and listen to audio books. Thorium Reader supports Readium Lcp Drm-protected publications borrowed from public libraries or purchased from booksellers' websites.

This open-source project from the European Digital Reading Lab is constantly evolving: please help with its development at And don't forget to leave a review on this site! Functionalities: Supports Epub 2, Epub 3, PDF, Daisy, Lpf formats. Allows you to easily manage your library of books and audio books. Allows you to navigate through books and audiobooks by their table of contents. Allows you to read in paginated or scrolled mode.

Allows you to finely modify the presentation of texts. Allows you to zoom in on the images contained in EPUBs. Allows you to read the text aloud. Manages EPUBs associated with an audio track. Provides full-text search capabilities. Allows bookmarks to be placed in the text and bookmarks to be named. Supports Lcp Drm. Compatible with Nvda and Jaws screen readers. Supports MathML. Provides access to Opds-formatted book catalogs. Interfaces with your Calibre library via its Opds feed. Allows you to classify your books via personal labels. Whether used for casual reading or professional research, the application provides a rich and immersive reading experience.

Thorium Reader offers advanced search capabilities, bookmarking, and annotation tools that make it easy to find and revisit important information. Content is organized for quick navigation, with cross-references and related topics helping users explore subjects in depth. Offline access ensures that reference material is always available, regardless of connectivity. The interface is organized for quick access to the most frequently used functions, reducing the time needed to complete common tasks. Advanced options are available for users who want to customize their experience and optimize the application for their workflow. Data sync and backup features help users keep their information safe and accessible across multiple devices when needed.

The application supports a wide range of file formats and integrates with popular services to extend its usefulness. Performance optimization ensures smooth operation even on older hardware, making it accessible to a broad user base. Comprehensive documentation and in-app guidance help new users get started quickly while power users can explore advanced capabilities. Users can organize content, apply filters, and access key functions through an intuitive layout that minimizes learning curve. Cross-platform support and cloud integration extend the application's reach across different devices and ecosystems. Built-in tutorials and contextual help ensure that users can discover and master features at their own pace.

The interface is organized for quick access to the most frequently used functions, reducing the time needed to complete common tasks. The application supports a wide range of file formats and integrates with popular services to extend its usefulness. The interface is organized for quick access to the most frequently used functions, reducing the time needed to complete common tasks. Advanced options are available for users who want to customize their experience and optimize the application for their workflow. Data sync and backup features help users keep their information safe and accessible across multiple devices when needed.