Transparency & Alpha Preserved

Compress PNG Online Free

Optimize logos, stickers, screenshots, and transparent PNG graphics with zero loss in sharpness.

100% In-Browser. No PNG files are uploaded to any remote server.

Drop your PNG image here

Upload any PNG file. Transparent backgrounds are 100% preserved.

Alpha Transparency Instant Compression No Quality Loss
image.png
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Target File Size
KB
Manual Quality Override 82%
Maximum Compression Original Quality
Output Format
Resize Dimensions (px)
Original Size 0 KB
Compressed Size 0 KB
Efficiency
Saved 0%
Compressed PNG Preview
Compressing PNG...
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Why Use Our In-Browser PNG Compressor?

✓

True Transparent Backgrounds

PNG transparency channels (alpha mask) are completely preserved. Logos, stickers, and icons will remain transparent with no ugly black or white halos.

✓

Crisp Text & Line Art

Unlike JPEG which blurs hard edges and text, our PNG optimizer keeps screenshots, UI mockups, and typography sharp and legible.

✓

Fast WebP Conversion

Optionally convert transparent PNG into modern transparent WebP format for an additional 30%–50% bandwidth savings.