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Blur Image

Apply adjustable gaussian blur to any photo — from soft background focus to full privacy masking. Free.

Drag & drop your image here, or click to browse

JPG / PNG / WebP / BMP / GIF · up to 20MB · never uploaded

Everything runs in your browser — your image is never uploaded.

Blur a whole photo with an adjustable 1–30px radius.

How to use

  1. 1

    Upload

    JPG, PNG, WebP, BMP or GIF, up to 20MB.

  2. 2

    Set the radius

    Use a preset or drag the slider — the preview is live.

  3. 3

    Download

    Same dimensions, same format.

Which radius to pick

1–3px: barely visible softening. 4–8px: background defocus. 9–15px: strong blur. 16–30px: masking faces, plates or screens — anything below 20px may still be recoverable.

How much blur hides a face or a plate?

At normal viewing size, 8–15 px is enough to make a face unrecognisable on a 1000 px wide photo. Small crops need a lower radius, otherwise the whole frame turns into a smear.

Can I blur only part of the photo?

This tool blurs the whole frame. To keep the subject sharp, crop to the area you want to hide first, blur it, then place it back — or cut the subject out with the background remover and blur only the backdrop.