Repair PDF

Recover unreadable or partially corrupted PDF files by rebuilding their internal structure. Our repair tool re-parses the document, reconstructs cross-reference tables, and produces a clean, valid PDF you can open anywhere.

Rebuild PDF structureFix cross-reference tablesRecover unreadable filesNo server uploadPreserves contentDownload repaired fileWorks on most corruptionsFree to use

Read the Complete Guide

Repair PDF: What It Can and Can’t Recover

100% Privacy

Files stay strictly on your device. Zero server uploads.

Instant Speed

Local browser WebAssembly & JS processing engine.

Free Forever

Unlimited usage with no hidden fees or watermarks.

Learn how we handle your data →

How to Repair Corrupted PDFs

Upload PDF

Upload the corrupted or damaged PDF.

Repair

Click Repair to rebuild the PDF structure.

Verify

Check the repair summary report.

Download

Download your repaired PDF.

Start using Repair PDF now – it’s completely free and works instantly in your browser.

Frequently Asked Questions

What types of corruption can be fixed?

Structure errors, broken cross-references, and truncated files. Severely corrupted or encrypted files may not be recoverable.

Will all content be recovered?

In most cases yes, but heavily damaged files may lose some content.

Is there a file size limit?

No. The repair runs in your browser with no size restrictions.

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