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Check a PDF for hidden data

Before you share a PDF, find what may be hiding in it: hidden text, earlier versions of content and metadata. You can then save a cleaned copy. The check runs on your device.

Open Leak checkRuns in this browser tab. Your file never leaves your device.

How to use Leak check

  1. Open the PDF you plan to share.
  2. Run the leak check and review what it finds.
  3. Download the cleaned copy.

Questions

Is Leak check free in PDFMoose?

Yes. It is free in PDFMoose, with no account, no watermark and no daily task limit.

Are my files uploaded when I check a PDF for hidden data?

No. The work happens entirely in your browser, so your file stays on your device and is never uploaded.

Is this the same as redaction?

No. It looks for hidden data and metadata. To black out visible information, use Redact PDF.

Next steps