Image Pixelator
Apply a pixel-art / mosaic blur effect with a block-size slider — no upload.
Drop an image or click to browse
PNG, JPG, WebP — processed in your browser
Pixelate images online — free, no upload
The pixelation effect works by downsampling the image to a tiny grid (one pixel per block) then scaling it back up with nearest-neighbor sampling — giving the classic mosaic/pixel-art look. Larger block sizes create more extreme pixelation. Use it to censor faces, create retro game graphics, or build pixel-art effects. For color effects, try Grayscale or Color Inverter.
Private & free — this tool runs entirely in your browser.
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