How is the blur effect computed?

The blur uses high-performance hardware-accelerated canvas filter properties (`blur(Xpx)`), rendering the blurred pixels instantly in browser memory.

Can I blur only a specific portion of the image?

Currently, this tool applies Gaussian blur to the entire image. To blur a specific area, you can crop that segment first.

Blur images online for free. Adjust Gaussian blur radius for photos to create smooth background effects instantly in browser.

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