Dublin Core metadata
Edit title, author, language, identifiers, publisher, date, description, and subject information stored in the publication.
EPUB Editor & Repair for iPhone
Fix the Book Inside the File.
Correct the metadata, cover, series order, HTML, CSS, and common reading problems stored inside a DRM-free EPUB. Review every change on iPhone and export an updated publication when it is ready.
EpubTidy edits the EPUB package rather than merely renaming the file or changing a temporary library label. Your selected corrections travel with the exported book.
Built for personal EPUB libraries
Everything this workflow needs
Series and volume order
Maintain common Calibre series fields and EPUB 3 collection information for multi-book libraries.
Embedded cover artwork
Replace a missing or blurry cover from Photos or review Book Match suggestions before applying one.
HTML and CSS cleanup
Address restrictive typography, unusual spacing, invisible characters, redundant markup, and common OCR artifacts.
Library health checks
Surface missing details, absent covers, repeated identifiers, and possible duplicates for deliberate review.
Non-destructive workflow
Keep the source, export a corrected copy, and verify the result in the destination reader before replacing anything.
A safer way to repair an EPUB on mobile
- Step 1
Inspect
Import the EPUB and review its package, metadata, cover, navigation, formatting, and library warnings.
- Step 2
Choose the fixes
Apply only the metadata, artwork, cleanup, and organization changes that you can verify.
- Step 3
Export and verify
Create an updated EPUB, open it in your preferred reader, and preserve the original until the result is confirmed.
Learn before you choose
All guides →Related EPUB guides
Edit EPUB Without Calibre
A complete mobile workflow for metadata, covers, formatting, and export.
Read guide →Fix EPUB Metadata on iPhone
Understand the title, author, series, ISBN, description, and other fields inside the EPUB.
Read guide →Fix a Missing Apple Books Cover
Repair the embedded artwork and package declaration behind a blank shelf thumbnail.
Read guide →Give every EPUB a cleaner second edition.
Repair the details that travel with the book, review the result in a real reader, and export a standard EPUB that remains yours.