Lossless Image Compression
Compress PNG images without losing any quality. Perfect for preserving logos, graphics, and images with transparency. Zero quality loss guaranteed. All processing happens in your browser.
Upload Image
Select a PNG or WebP image for lossless compression
Click to upload or drag and drop
Lossless Result
Preview and download your optimized image
Your optimized image will appear here
Features
Why use lossless compression
Zero Quality Loss
Your image remains pixel-for-pixel identical to the original with no degradation.
100% Private
Your images never leave your device. All processing happens locally in your browser.
Perfect for Graphics
Ideal for logos, icons, diagrams, and images with transparency or text.
Smart Optimization
Automatically optimizes PNG encoding to achieve the smallest possible file size.
How Lossless Compression Works
Upload Image
Select any image. Works best with PNG, graphics, logos, and screenshots.
Optimize Encoding
The tool optimizes PNG encoding without changing any pixel data.
Download Result
Get your optimized image with smaller size and identical quality.
Frequently Asked Questions
Find answers to common questions