Free Online EPUB Tools
Focused browser-based tools to view, edit, and extract DRM-free EPUB files without uploading your ebook.
View & Inspect
◫EPUB Viewer Online
Open and read DRM-free EPUB 2 and EPUB 3 files locally in your browser with a table of contents, chapter navigation, themes, and no ebook uploads.
Edit EPUB
AaEPUB Metadata Editor
Edit EPUB title, authors, language, publisher, description, identifiers, rights, and subjects locally without uploading your ebook.
▣EPUB Cover Editor
Add, change, or replace an EPUB cover image locally in your browser while preserving the original ebook and unrelated package files.
Extract Content
MDEPUB to Markdown Converter
Convert a DRM-free EPUB to clean Markdown locally. Export one MD file or chapter-separated Markdown with metadata and image references.
TXTEPUB to TXT Converter
Convert EPUB to TXT and extract readable chapters as clean UTF-8 plain text locally in your browser with no ebook uploads.
Choose an EPUB task: inspect and read a book, correct package metadata, replace a cover, or extract chapters as Markdown or plain text.
View and inspect EPUB files
Start by understanding the publication before changing it.
- Open common reflowable EPUB 2 and EPUB 3 files.
- Review metadata, navigation, chapters, images, and cover information.
- Block publication scripts and external network resources by default.
Edit without overwriting the original
Make targeted changes and download a separate EPUB.
- Correct title, authors, language, publisher, and subjects.
- Add or replace a cover using EPUB version-aware declarations.
- Preserve unrelated package resources wherever possible.
Extract content for other workflows
Turn ordered chapters into portable local files.
- Convert EPUB to Markdown with useful document structure.
- Convert EPUB to UTF-8 TXT for search and notes.
- Choose a single file or chapter-separated output.