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Blur Document

Redact a PDF online, permanently

Permanently redact names, numbers and confidential text from a PDF. Redactions are burned in, metadata is removed, and nothing is uploaded.

Drop files here

or paste a screenshot with Ctrl+V

PNG, JPG, WebP PDF up to 50 pagesMax 25 MB eachUp to 20 files at once

Processed on your device. Your file is never uploaded.Prove it

Pick a document to hide its fields in one click.
Detected items are covered right away. You can still uncover any of them.
Runs on your device. Downloads a 19 MB model once.
ID photos, selfies, people in screenshots. Runs on your device.
Balanced
Recommended. Catches most things without much noise.

Save as a preset

Keeps the document type, the fields you ticked, the redaction style and the watermark. Saved in this browser only.

How to redact a PDF

  1. Drop the PDF above.
  2. Accept the suggested redactions (personal data, account and ID numbers, keys), or use Find and redact to cover every match of a word or pattern.
  3. Draw boxes over anything else that must go.
  4. Click Export. The output is read again before download, and anything still legible is flagged.

Why a black box isn't always a redaction

Drawing a black rectangle in a PDF editor often leaves the text underneath intact: it can be selected, copied or extracted from the file. True redaction removes the content itself.

Blur Document rebuilds every page as an image with the redactions burned in, then assembles a fresh PDF. Text under a box no longer exists in the file, and neither do the original metadata, annotations, form fields or hidden layers.

Find and redact every occurrence

Type a name, a case number or a regular expression into Find and redact, and every match on every page is covered at once.

  • Names and email addresses
  • Phone, card, bank account and IBAN numbers
  • PAN, Aadhaar and SSN numbers
  • API keys, tokens and passwords

Private by design

Your file is opened, read and exported inside your browser tab. It is never uploaded, so nobody (including us) can see it.

Questions

Is the redaction permanent?

Yes. The exported PDF is rebuilt from pixels, so redacted text is not hidden, it is gone. The original metadata is removed too.

Can I still search the redacted PDF?

No. Because pages are rebuilt as images, the text in the output is not selectable or searchable.

Do I need Adobe Acrobat?

No. Everything happens in your browser, for free, without an account.

Learn more

Related tools

This PDF is password-protected

e-Aadhaar PDFs use the first 4 letters of your name in CAPITALS followed by your year of birth (e.g. RAVI1991). Bank statements often use part of your name, date of birth or customer ID.

The password only unlocks the file in this tab. It isn't saved or sent anywhere, and the copy you download has no password.