Add Salt and Pepper Noise processes image pixels locally in the browser with validated input, Canvas previews, TypedArray calculations, local Web Workers, and browser-generated exports. Images, filenames, pixels, and parameters are not uploaded or stored. Verify important results with a known fixture and document any automatic working-size resize.
Add Salt and Pepper Noise
Add white and black impulse noise with density, ratio, and a seed.
Loading image analysis interface…
Image preview
Original / source
Processed result
Analysis result
Privacy: Your image is processed locally in your browser and is not uploaded to the server.
How it works and how to use it
Frequently asked questions
Yes. This tool can be used for free without creating an account.
Browser-based processing is performed on your device whenever the tool supports local processing. Avoid entering sensitive data into any online service.
Review the displayed input assumptions and compare important results with the requirements of your project, institution, or applicable standard.
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