EPUB Fixer

Contains adsIn-app purchases
Content rating
Everyone
10+
Downloads
Content rating
Everyone
In-App Purchases
Learn more
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About this app

Fix common EPUB file problems and save a repaired copy.

EPUB Fixer helps you inspect EPUB files that do not open correctly, have broken internal references, or contain structural issues that prevent them from working as expected.

Choose an EPUB from your device and prepare a safe session for that file. The app checks important EPUB structure components such as mimetype, container.xml, OPF package data, manifest entries, and spine references.

When supported problems are found, EPUB Fixer guides you through a repair flow to correct broken references, rebuild the EPUB structure when possible, and save the repaired result as a new EPUB file.

With EPUB Fixer, you can:

• Select EPUB files from your device
• Prepare a safe session for each file
• Diagnose common EPUB structure issues
• Check mimetype, container.xml, OPF, manifest, and spine data
• Detect broken references and missing package files
• Repair supported EPUB structure problems
• Rebuild the EPUB when possible
• Save a repaired EPUB as a new copy
• Keep the original file unchanged
• View repaired and imported files in My EPUBs
• Adjust language and theme settings
• Remove ads with an upgrade option

EPUB Fixer also handles problematic files more clearly, including files that use the .epub extension but are not real EPUB files.

Everything is processed on your device.

No accounts.
No uploads.
No cloud conversion.

Some repairs may require watching a rewarded ad in the free version. If an ad cannot load, the app provides a fallback so the flow remains understandable.

EPUB Fixer is made for readers, collectors, students, and anyone managing a digital library who needs a simple way to troubleshoot EPUB files without complicated desktop software.

The app focuses on one practical job: helping you diagnose, repair, and safely save supported EPUB fixes.
Updated on
Jul 29, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Device or other IDs
This app may collect these data types
Device or other IDs
Data is encrypted in transit
Data can’t be deleted

What’s new

Repaired EPUB files are easier to find and reuse in Documents. Editor discard and full-flow restart now use separate confirmations.
Content rating
Everyone
In-App Purchases
Learn more

App support

About the developer
José Gerardo Jiménez Cruz
sheldrapps@gmail.com
Nogal 42 Interior 3 06400 Cuauhtémoc, CDMX Mexico

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