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▤ PDF tools

Repair a PDF

Try to repair a PDF that will not open correctly by rebuilding recoverable file structure locally.

Attempts to rebuild recoverable structure. Missing content cannot be restored. Check the download.

Choose a file to begin
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This tool runs in your browser. Selected files are not sent to our server.

How to use it

  1. Choose a damaged or troublesome PDF.
  2. Run the repair and wait for the rewritten file.
  3. Open the download and check every page carefully.

What to know

This can repair some cross-reference and structural errors, not missing page content. Unrecoverable PDFs will fail. Digital signatures may become invalid. Maximum 25 MB and 50 output pages.

Frequently asked questions

Can it recover any broken PDF?

No. It only fixes problems the PDF engine can reconstruct.

Should I check the download?

Yes. Open and inspect all pages before relying on it.