EPUB File Viewer

Read EPUB ebooks directly in your browser with chapter navigation, table of contents, and book information. Free, fast, and private.

Drop your EPUB file here

or click to browse files

.epub
Read ebooks with chapter navigation

Features

Chapter Navigation

Browse through chapters with the table of contents sidebar and navigation buttons

Adjustable Font Size

Customize the reading experience with adjustable text size controls

Book Metadata

View book information including title, author, publisher, and more

Privacy First

All processing happens in your browser - files never leave your device

About EPUB Format

EPUB (Electronic Publication) is the most widely supported ebook format:

Container Format

EPUB files are ZIP archives containing HTML content, CSS styles, images, and metadata

Reflowable Text

Content adapts to screen size, making it perfect for reading on any device

Open Standard

Free and open format maintained by the International Digital Publishing Forum

Frequently Asked Questions

This viewer supports EPUB 2.0 and EPUB 3.0 files. Most ebooks available from online stores and libraries use one of these formats. The viewer parses the content and navigation automatically.

No, this viewer cannot open DRM-protected EPUB files. DRM (Digital Rights Management) protection requires special software authorized by the publisher. This viewer only works with unprotected EPUB files.

Yes, your ebooks are completely secure. All file processing happens locally in your browser using JavaScript. Your files are never uploaded to any server, ensuring complete privacy for your reading material.

Images are extracted and displayed as embedded data. If some images don't appear, they may be in an unsupported format or the EPUB file may have path issues. Most standard EPUB images (JPEG, PNG, GIF, SVG) are supported.

The viewer can handle EPUB files up to 50MB. Larger files may cause performance issues in your browser, especially if they contain many high-resolution images. For very large ebooks, consider using a desktop EPUB reader.

Currently, reading progress is not saved between sessions. The viewer is designed for quick viewing and reference. For extended reading with progress tracking, consider using a dedicated ebook application.