Blur softens pixels; pixelate replaces blocks—pixelate is harder to reverse on low-res areas.

Yes. Undo and redo manage the redaction regions you have created.

Is redaction reversible?

Determined blur/pixelation cannot be undone after export—keep originals separately.

Image Redactor

Blur, pixelate, or black out sensitive information in images. Draw rectangles with undo and redo—all processing stays in your browser.

Files and content are processed locally in your browser and are not uploaded to our server.

About this tool

Hide faces, license plates, account details, passwords, or sensitive on-screen content by drawing redaction rectangles. Choose blur, pixelate, or solid black fill, undo mistakes, and export a safe-to-share PNG or JPEG without uploading your image to a server.

How to use

Blur, pixelate, and solid black modes
Drag to draw rectangular regions
Undo and redo
Preview redaction results while editing
Export redacted PNG or JPEG
Upload image: Load the screenshot or photo you want to redact.
Draw regions: Select a mode and drag boxes over sensitive areas.
Export: Download the redacted image.

Examples

Redact account numbers in support ticket screenshots
Blur faces in public event photos
Pixelate API keys in screenshots
Black-bar passwords in terminal screenshots

Limitations

Rectangular regions only—no freehand selection
Heavy blur on tiny regions may still leave recognizable content—check before exporting
The uploaded image is processed directly in your browser and is not sent to a server.

FAQ

Blur vs pixelate?: Blur softens pixels; pixelate replaces blocks—pixelate is harder to reverse on low-res areas.
Can I undo one box?: Yes. Undo and redo manage the redaction regions you have created.
Is redaction reversible?: Determined blur/pixelation cannot be undone after export—keep originals separately.