Compress PNG filesize right inside your local browser without server/api

Privacy-First PNG Compressor Online | Browser-Based free Optimization

Experience instant, secure PNG compression with Zero Uploads and 100% Client-Side Processing. Our revolutionary web tool leverages advanced JavaScript + WebAssembly technology to shrink PNG file sizes by up to 70% directly in your browser—no server transfers, no privacy risks.

Why Use this PNG Compressor?

🔒 Privacy Guaranteed

Files stay 100% on your device, no any uploads, GDPR/CCPA compliant

⚡ Lightning-Fast Compression

Process images in milliseconds with no server latency

🚫 No Compress Limits

No Upload File Size Limits or Compression Quotas, it's always free!

🔧 WebAssembly Boost

About 30% faster compression than pure JavaScript solutions

🖼️ High Quality

Smart algorithms optimize metadata & reduce file size without sacrificing clarity

🌐 Universal Compatibility

No installation, No registration, Works seamlessly on Chrome, Safari, Firefox, Edge, and mobile browsers

🔧 Dynamic Quality Slider

Fine-tune from lossless (99%) to ultra-compact (10%) with live file size preview