Free online PNG Compress: PNG color quantization compression. No software installation, works right in your browser, completely free.
Completely free. All tools on this site are free to use — no sign-up and no usage limits. Ads shown on the site help cover server and development costs.
Yes. Files are processed entirely in your browser and never uploaded to any server. Data is cleared when you close the page.
Conversion uses high-quality encoding — differences are nearly invisible. Formats like WebP can even shrink file size while keeping quality.