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Blur Background

Blur the background of a photo automatically while keeping the person or product sharp — free and private in your browser.

Runs on this deviceFree · no watermarkNo sign-up

Subject detection and editing run on this device. Photos are never uploaded.

or drop an image here

JPG, PNG or WebP · up to 16 MP / 40 MB · processed locally

The subject is found with a bundled on-device model, then only the background is blurred. Nothing is uploaded.

Your image will be processed on this device.

Quick answer

Choose a photo and FreeImageKit finds the subject with an on-device AI model, then blurs everything behind it for a portrait-mode look. Adjust the blur strength and download a JPG, PNG or WebP — the photo never leaves your browser.

How to use this tool

  1. Select an image.
  2. The subject is detected automatically — set the blur strength.
  3. Export and download a JPG, PNG or WebP. The original photo stays untouched.

Private by default

Processing happens inside your browser. We do not send files to an image-processing server.

Purpose-built

Focused controls make this task quick without changing the original content.