Lithium: EPUB Reader vs Secure PDF Viewer
A side-by-side look at Lithium: EPUB Reader and Secure PDF Viewer. For an in-depth review of either product, follow the links below.
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
Secure PDF Viewer
Security & Privacy
Secure PDF Viewer is a free program that allows you to view PDF files safely. It opens PDF files in a sandboxed environment to prevent potentially malicious code in PDFs from infecting your device.
pdfviewersecuresandbox
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