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Online photo pixelator

Free Online Photo Pixelator

A photo pixelator turns detailed areas into larger blocks of color. Use it to cover a face, plate, message, or document field, or apply the same blocky style across the whole photo.

Free • No signup • Images stay on your device

See the difference

Before and after pixelation

See what changes and what stays clear, then upload your own image in the tool above.

Try it on your image

Blur a face in a photo with a mosaic.

Before

Two friends sitting at an outdoor cafe before face pixelation.

After pixelation

Preparing preview…

Select each face separately to cover facial details while keeping the setting and clothing clear.

From a photograph to a blocky mosaic.

Before

A sharp photograph of a terracotta cottage beside the Mediterranean Sea.

After pixelation

Preparing preview…

Apply the effect across the whole photo for a retro look. Larger blocks simplify texture into bold areas of color.

AI-generated sample images with fictional details. Effects are rendered with the same pixelation engine as the editor.

Quick steps

  1. 1Open a JPG, PNG, or WebP photo up to 10 MB.
  2. 2Choose the area mode and adjust the pixel size while viewing the preview.
  3. 3Select PNG, JPG, or WebP and download the edited copy without a watermark.

What to look for in a photo pixelator

Useful controls should let you switch between whole-photo and selected-area editing, change the block size, and compare the effect before exporting. Rectangle and brush selections help with both straight text fields and irregular subjects.

Output controls matter too. A preview shows whether the edit is strong enough, while format choices let you create a file suited to a website, message, listing, or creative project.

Private editing with no account

Pixelate Photo performs the image work in your browser and does not upload the photo to our server. You can start without registering and download the result without an added watermark.

Local processing reduces unnecessary transfer, but you still control what happens to the exported file. Review it carefully and share it only through services appropriate for its contents.

Before you download

  • Preview the photo at the size your audience is likely to see.
  • Use multiple selections instead of one oversized block when details are separated.
  • Keep the original file until you confirm the export looks right.

Edit your photo now

Use the free online photo pixelator tool above to upload, edit, and download directly on this page. No account is required, and the downloaded image does not include a watermark.