Draw redaction boxes over a rendered page. On export, affected pages are rasterised with the black boxes burned in and rebuilt — the original text under the marks is gone, not just hidden.
Redact a PDF
Permanently black out regions by flattening pages to images.
Redact a PDF: Permanently black out regions by flattening pages to images. Add your file to the tool above, apply it, and download the result — free, in any browser, with no sign-up.
- 100% free — no sign-up
- Files processed privately
- Fast — no upload wait
- No file-count limit
About this tool
How to use Redact PDF
1. Add your file
Drop your file onto the Redact PDF workspace above, or click to browse for it.2. Choose the options
Adjust the settings for redact pdf — the defaults work for most files.3. Download the result
The result is generated in your browser — nothing is uploaded. Click Download to save it.
Frequently asked questions
Is Redact PDF free to use?
Yes. Redact PDF is completely free with no watermark, no account, and no file-count limit.
Are my files uploaded to a server?
No. Processing happens in your browser using WebAssembly and the Canvas API. Your documents never leave your device.
Which browsers are supported?
Any modern browser — Chrome, Edge, Firefox, or Safari. No extension or desktop app is required.
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