Compress JPG, PNG, and WebP images locally with custom quality control and instant preview.
Uses native browser Canvas compression algorithms to optimize image color quantization and quantization matrices, significantly reducing file size in bytes.
A raw marketing hero photo measures 4.8 MB (4000×3000 px), slowing down website page load times.
Interpretation: Enables sub-second website hero banner loading, boosting SEO PageSpeed scores and user retention.
Lossy compression accumulates block artifacts when executed recursively across multiple saves.
JPEG does not support alpha channel transparency, replacing clear backgrounds with solid white or black.
No, compression optimizes byte encoding and quality settings while keeping the original width and height in pixels intact.
No. All image compression happens entirely in your local browser canvas. Your private photos never leave your device.
WebP provides the highest compression efficiency, typically 30% smaller than JPG with identical visual quality.
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