Lightness Analysis

Generate Light Pixel Mask

Detect and mask light and dark pixels in your PNG images based on lightness levels. Create high-contrast masks easily.

Drop your images here

Supports PNG, JPG, WebP, AVIF and more. Process hundreds of files at once.

Try with Examples

Visualization Studio

Image List

Preview	Image Info	Status	Action

Review Results

1 / 1

Light Pixel Detection

Lightness (L) 50%

Set the minimum HSL lightness for bright pixels (0% - 100%).

Light and Dark Mask Colors

Light Pixel Color

This color represents detected light pixels in the mask.

Dark Pixel Color

This color represents detected dark pixels in the mask.

Keep Alpha Transparency Keep transparent PNG areas see-through.

Light and Dark Pixel Count

Unknown

Select an image to analyze

Why Choose Batch PNG Pixelator?

The most powerful and secure way to pixelate images directly in your browser.

Privacy First

Your images never leave your device. All processing happens locally in your browser using advanced WebAssembly and Canvas API technology. No server uploads means zero data breach risks.

Lightning Fast

Process hundreds of images in seconds. Unlike server-based tools that require slow uploads and downloads, our local engine pixelates instantly with zero latency.

Batch Processing

Handle massive workflows with ease. Import folders of PNG, JPG, WebP, or AVIF files and apply consistent pixelation settings across all of them in one click.

How to Pixelate Images in 3 Steps

Upload Images

Drag and drop your PNG, JPG, or WebP files into the editor. We support batch uploading for maximum efficiency.

Adjust Settings

Choose pixel size, shape (square/circle), and select specific areas or apply to the entire image. Rotate and resize selections precisely.

Export & Download

Select your preferred output format (PNG, JPG, WebP, etc.) and download individually or as a ZIP archive.

Frequently Asked Questions

Is it safe to upload my private photos?

Absolutely. Our tool runs 100% locally in your browser. Your photos are never uploaded to any server, ensuring complete privacy and security.

Can I process images in bulk?

Yes! You can select hundreds of images at once. Our batch processing engine handles them efficiently and lets you download everything as a ZIP file.

Does it reduce image quality?

Our tool uses high-quality interpolation for pixelation. The output quality remains professional while achieving the desired pixelated effect.