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Image Pixelation Effect Tool

Image Pixelation Effect Tool generates a genuinely pixelated image, computed by downscaling then upscaling with sharp edges. The image is drawn onto a tiny canvas (width divided by your block size), then that tiny canvas is drawn back up to full size with image smoothing turned off, producing real blocky pixelation -- not a blur.

Page updated 2026-09-14.

Image Pixelation Effect Tool visual
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What this generates

This page generates a genuinely pixelated image, computed by downscaling then upscaling with sharp edges. The image is drawn onto a tiny canvas (width divided by your block size), then that tiny canvas is drawn back up to full size with image smoothing turned off, producing real blocky pixelation -- not a blur.

Change the fields above and the output updates live.

Related tools

See the Canvas Duotone Image Effect Tool for a related effect.

Frequently Asked Questions (FAQ)

What does this tool actually produce?

It generates a genuinely pixelated image, computed by downscaling then upscaling with sharp edges. The image is drawn onto a tiny canvas (width divided by your block size), then that tiny canvas is drawn back up to full size with image smoothing turned off, producing real blocky pixelation -- not a blur.

Is my image uploaded anywhere?

No. Everything runs in your browser -- whether that is a CSS snippet built from your inputs, or real pixel processing on a canvas for an uploaded photo. Nothing is sent to a server.

Can I use the output directly?

Yes. Copy the CSS/HTML snippet into your project, or save the resulting image if this tool processes an uploaded photo.