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Mosaic Image Tool
Apply uniform mosaic/pixelation to images in your browser. Batch process up to 10 images with no uploads required.
Accepted: JPG, PNG, WebP, BMP (max 10MB each)
Images are processed locally in your browser.
8px
Higher values = stronger mosaic effect
Files:0
Completed:0
Total size:0.00 MB
Queue
Drop images or click upload to start
Mosaic Image Tool: Guide
- Intent
- Apply uniform mosaic/pixelation to images in your browser. Batch process up to 10 images with no uploads required.
- What it does
- Uses HTML5 Canvas to apply pixelation/mosaic effect to images. Supports batch processing of up to 10 images with adjustable pixel size.
- Key features
- Uniform pixelation, Batch processing (max 10 files), Adjustable pixel size (2-50px), ZIP download for multiple files, Before/after preview
- Privacy
- Runs locally in your browser. Images are not uploaded.
- Best for
- Applying mosaic to sensitive areas in images
- Batch processing multiple images for privacy
- Simple pixelation without complex image editing software
- Why this tool
- No login required
- Browser-only processing (no uploads)
- Batch processing saves time
- Simple slider controls
How to use
- 1Upload one or more images (JPG, PNG, WebP, BMP; max 10MB each).
- 2Adjust the mosaic strength using the pixel size slider.
- 3Click 'Apply Mosaic' to process all images.
- 4Preview individual results before downloading.
- 5Download single images or all as ZIP.
Common mistakes
- Very large images may take time to process.
- Pixel size too small may not provide enough privacy protection.
- Original images remain unchanged; processed versions are new downloads.
Examples
Single image mosaic
Upload: photo.jpg
Pixel size: 8px
Result: pixelated image ready for download
Batch processing
Upload: 5 images
Pixel size: 12px
Process all → Download as ZIP