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Lithium: EPUB Reader vs SumatraPDF

A side-by-side look at Lithium: EPUB Reader and SumatraPDF. For an in-depth review of either product, follow the links below.

Lithium: EPUB Reader

Lithium: EPUB Reader

News & Books

Lithium is a free, open-source EPUB reader for Windows, Linux, and macOS. It provides a clean, ad-free reading experience for EPUB ebooks with support for bookmarks, notes, highlights, dictionaries, and more.

epubebookreaderopen-source
SumatraPDF

SumatraPDF

Office & Productivity

SumatraPDF is a free and open-source PDF, eBook, XPS, DjVu, CHM, Comic Book (CBZ and CBR) reader for Windows. It is lightweight, customizable, and supports many advanced PDF features.

pdfebookreaderlightweightopensource