Pixelate images
Pixelate a selected area of a JPG, PNG or WebP photo with a block mosaic effect. Choose the area yourself; faces and personal details are not detected automatically.
Files are processed in this browser without uploading.
Up to 30 files, 25 MiB combined, 13 million pixels per image. Aspect ratio is preserved; images are never enlarged. Animation is not supported.
Select an area on the image
Mosaic uses the same percentage area on every image. Check results before downloading. Mosaic does not guarantee complete anonymization.
Quality does not affect PNG; output files may be larger. JPG fills transparency with white. Re-encoding can change colors and metadata; check the result.
Choose images to begin.
Continue with this file
Continue with one file at a time. If there are multiple results, choose a file below. Other files are not transferred automatically.
Opens the file in a new tab. Nothing is uploaded or saved in browser storage. After reloading, select the file again.
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Select up to 30 images together
Input: JPG/JPEG · PNG
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Create a GIF from photos
Set photo order, dimensions, frame duration and looping to create a GIF.
Select up to 30 images together
Input: JPG/JPEG · PNG
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Convert image formats (JPG, PNG & WebP)
Convert JPG, PNG and WebP images to your chosen format. Process up to 30 images and download the converted files individually or as a ZIP.
Select up to 30 images together
Input: JPG/JPEG · PNG · WebP
Output: JPG · PNG · WebP
Resize images
Resize images to a maximum width in pixels while keeping their aspect ratio. Process up to 30 photos together. This changes dimensions, not a target file size.
Select up to 30 images together
Input: JPG/JPEG · PNG · WebP
Output: JPG · PNG · WebP