Your files stay on your device

PNG Quantization: Reduce Colors, Shrink Files

Shrink PNGs with imagequant. Colors, dither, and effort stay under your control, and the output is always PNG.

Drop any raster image. Output is PNG

or click to browse from your device
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Supports: PNG, JPG, JPEG, WEBP, AVIF, BMP, TIFF, GIF, JXL, QOI
Colors64Quality effort1Dither0.40

Runs the vendored imagequant: the palette shrinks to 64 colors (dither spreads the error), then OxiPNG compresses the indexed result. This is a LOSSY step by definition: the pixels change. Output is PNG only; asking for another format here would be a silent conversion, so it is refused instead.
QuantizeDownload PNGClearNothing in yet

Paste, drop, or type to begin. Everything stays on this device.

Next door in Photos

- Compress (/images/compress)
- Optimize (/images/optimize)
All photos tools (/images)

Canonical HTML: https://nutter.tools/images/quantize
Markdown version: https://nutter.tools/images/quantize/index.md
Plain-text version: https://nutter.tools/images/quantize/index.txt
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