Librune: EPUB & PDF Reader

Ad-free ebook reader for EPUB, PDF, comics, and more. Keep your highlights and notes with you—easy to back up, export, and move between devices.

Librune is a private, ad-free reader for EPUB, PDF, comics, and more. Build your personal digital library and read offline—no account required.

A focused EPUB reading experience

Focus on your book, not the interface. Librune keeps controls out of the way while making your reading position easy to follow.

Personalize EPUB books with customizable fonts, text size, themes, brightness, line spacing, margins, and page layouts. Choose the settings that make reading most comfortable for you.

Open EPUB footnotes where they are referenced without losing your place. Download language packs to translate selected text offline while reading books in another language.

Highlights, quotes, and reading notes

• Highlight passages across multiple pages • Choose from multiple highlight colors • Add personal notes to your highlights • Review quotes from an individual book or your entire library • Revisit saved quotes together with the date they were captured • Export your notes and highlights for backup • Transfer your annotations to another device

Your personal ebook library

• Organize books using categories and custom shelves • Edit covers, genres, languages, and descriptions • Quickly find books, even in large collections • Import individual books or select only the folders you want to access • Build your library without granting access to all your files

Ebooks, documents, and comics in one reader

Keep EPUB and FB2 ebooks, PDF and DOCX documents, Markdown and HTML files, and comic or manga archives together in one personal library.

Read your files offline and continue exactly where you left off. Librune remembers your reading position, library organization, notes, highlights, and preferences.

Your notes stay yours

Your library data, reading positions, notes, highlights, and preferences are stored on your device. Librune requires no account, contains no ads, and lets you back up or export your annotations when you choose.

Supported formats

Ebooks: EPUB, FB2, FB2.ZIP Documents: PDF, TXT, HTML, Markdown, DOCX, ODT Comics: CBZ, CBR, CB7, CBT