Optimise PDF
Repair PDF
Repair damaged or corrupted PDF files online. Fix broken PDFs, recover unreadable documents, and restore file structure for free.
Drop your files here
PDF · Max 25 MB
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How to use Repair PDF
- Step 1
Click "Choose file" or drag and drop your damaged PDF onto the upload area.
- Step 2
Click "Repair PDF" to attempt recovery.
- Step 3
Download the repaired PDF if successful.
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Frequently asked questions
What kinds of PDFs can be repaired?›
Most corrupted or partially damaged PDFs can be recovered.
Will my original file be changed?›
No, you will download a repaired copy.
Is Repair PDF free to use?›
Yes. The tool is available in the free tier with monthly operation limits and no account required. Premium users get higher file-size limits and unlimited operations.
Do I need an account to use this tool?›
No account is required. Upload your file, process it, and download the result — all without signing up.
Is my data safe? Are files uploaded to your servers?›
Most PDF operations are handled directly in-browser via WebAssembly. If server-side processing is required, files are stored in encrypted temporary storage and deleted immediately after download — within 15 minutes maximum. No files are retained.
Can I recover a PDF that won't open at all?›
Repair PDF can fix many common PDF structure issues. Severely corrupted files may have limited recovery, but the tool handles most damaged or partially readable PDFs.