Compress PNG Images
Smaller Files, Same Transparency

Reduce PNG file size while preserving crisp edges and transparency. Perfect for logos, icons, screenshots, and graphics.

Drag & drop images here

or click to browse • JPEG, PNG, WebP, GIF, HEIC supported

Why Compress PNG Images?

PNGs are perfect for transparency and sharp edges — but they’re often heavier than they need to be.

PNG files are essential for graphics with transparency, but they can be quite large. Unoptimized PNGs can slow down your website significantly, especially on mobile devices.

When to Use PNG Format

  • Logos and icons - PNG preserves sharp edges and transparency
  • Screenshots - Lossless compression keeps text crisp
  • Graphics with text - No compression artifacts around letters
  • Images requiring transparency - Full alpha channel support

PNG Compression Techniques

Our PNG compressor uses multiple optimization techniques:

  • Color palette reduction - Convert to PNG-8 when possible
  • DEFLATE optimization - Better compression algorithms
  • Metadata removal - Strip unnecessary data chunks
  • Format switch - Convert to WebP/AVIF for even smaller files

Frequently Asked Questions

PNG compression explained

Does PNG compression remove transparency?
No, our PNG compressor preserves full transparency (alpha channel). Your logos and graphics will look exactly the same, just with smaller file sizes.
What's the difference between PNG-8 and PNG-24?
PNG-8 supports up to 256 colors and is much smaller, ideal for simple graphics. PNG-24 supports millions of colors and is better for photos or complex gradients. Our tool automatically chooses the best option.
Should I convert PNG to WebP?
For web use, WebP is often a better choice as it provides smaller files with the same quality and transparency support. However, if you need compatibility with older software, stick with PNG.
Can I compress PNG screenshots?
Yes! Screenshots often compress very well because they contain large areas of solid colors. You can typically reduce screenshot file sizes by 50-70% without any visible quality loss.

Ready to Optimize PNGs?

Compress for free with full transparency support — no signup, no limits.

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