SMALL TOOLBOX · Privacy Redaction Tool
Privacy Redaction Tool
Cover personal details in a photo with solid black rectangles, then export a newly rendered PNG.
Inputs and settings
Cover personal details in a photo with solid black rectangles, then export a newly rendered PNG.
Results
Enter the details and run the tool.
How to use this tool and its limits
There is no automatic text detection. Unselected details remain visible, and output images are limited to 4,096 pixels on the longest edge.
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Who should use this tool?
Cover personal details in a photo with solid black rectangles, then export a newly rendered PNG.
Before you begin
Choose a JPG, PNG or WebP image; drag a rectangle over every name, address or other sensitive detail; inspect the preview before saving.
Step-by-step instructions
- Prepare the supported inputs described above. Keep original files as a backup.
- Use the tool controls to process the information. Review any on-screen warnings before proceeding.
- Inspect the generated output against your input before downloading or printing.
What will you receive?
A PNG containing opaque black patches over selected pixels.
Limitations and incorrect-result cases
There is no automatic text detection. Unselected details remain visible, and output images are limited to 4,096 pixels on the longest edge.
Questions about your data
Are my files sent to a server?
File-processing calculations run in this browser. Hosting, fonts, analytics scripts and optional third-party libraries may still make network requests. Read our privacy policy for details.
Should I trust the output without checking?
No. Compare important results with the original and use a professional check where legally or technically required.