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Repair a corrupted PDF — recover damaged documents
Rebuild damaged cross-reference tables and object streams.
Drop your file here
or click to browse — one file at a time
How to repair a corrupted PDF in your browser
When a PDF refuses to open or reports a damaged structure, the file itself is often recoverable. Repair rebuilds the cross-reference table and object streams so viewers can read the document again.
- 1Upload the damaged PDF.
- 2Run the repair.
- 3Open the result to check the pages.
- 4Download the repaired PDF.
What this repair a corrupted PDF tool does
Rebuilds file structure
Reconstructs the index that tells a viewer where each object lives.
Recovers readable pages
Pages with intact content are preserved even when the wrapper is broken.
Check the result
Run Validate PDF afterwards to confirm the file is now structurally clean.
Why people use it
- Free with no account, no email and no watermark
- Runs in the browser — documents stay on your device
- Works on Windows, macOS, Linux, Android and iOS
- Also great for fix damaged PDF online and PDF repair free
Frequently asked questions
Can every broken PDF be repaired?
- Files with truncated or overwritten page data may be only partially recoverable.
Will repair change the content?
- No — only the file structure is rebuilt.
Related PDF tools
Continue your workflow with another free PDF tool from PaperWorksPDF.
Validate PDFRun a full structural check and download the report.Compress PDFShrink file size with lossless cleanup or image downsampling.Metadata & document infoInspect and rewrite title, author, keywords and more.Flatten PDFBake annotations and form fields into the page content.Merge PDFsCombine any number of documents into one file, in your chosen order.
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