Manual Redact PDF
Manually select and redact specific areas in PDF.
Quick Answer
How to Redact Specific Text from a PDF
Upload your PDF, type the exact word or phrase you want hidden, and download a copy with every occurrence permanently blacked out.
- Upload the PDF you want to redact.
- Type the exact word, name, or phrase you want to find and hide.
- Click redact — your browser finds every occurrence, permanently blacks it out, and downloads the result.
Drag & drop files here, or click to select
How to Manually Redact PDF Online
Open the PDF file you need to protect.
Drag a selection box over the text, numbers, or photos you want to hide.
Check the blackout boxes to ensure proper placement.
Generate and export the newly redacted PDF file.
Why Redact PDFs Manually with SonuPDF?
Exact Coverage Control
Select specific characters, lines, or blocks of layout graphics that must be hidden.
True Content Removal
The application removes the underlying text layer so covered content cannot be extracted.
Local Client Process
Your confidential files never leave your computer. Redaction happens completely inside your browser.
Multi-Zone Marking
Mark multiple blocks of data across several pages before applying the final export.
Frequently Asked Questions
No. The text and data are stripped from the file, not just covered with a black box.
Yes. The manual selection tool allows you to place blackout boxes over any page area.
No. The redaction logic is processed locally on your machine, keeping your files safe.
You can select as many zones as you require across all pages in the PDF document.