What is the difference between lossless and quantized PNG compression?
Lossless mode strips non-critical metadata and packs pixel streams with 0% visual loss. Quantization reduces palette colors for massive 60%+ size savings.
온라인PNG압축기 — 무손실 파일 크기 최적화
Reduce PNG file sizes via smart color quantization and lossless deflation.
Drop PNG images here to compress
Reduce PNG file size with lossless packing or smart quantization
이미지 미리보기
사용 방법 PNG이미지 압축
1
선택 및 업로드
Upload your PNG images into the optimization stage.
2
구성 및 미리 보기
Select Lossless Mode (zero visual change) or Smart Quantization (256/128 colors).
3
처리 및 다운로드
Click 'Compress PNG' to download your optimized, lightweight PNG files.
기술 아키텍처 및 클라이언트 측 개인정보 보호
Processing Engine
Browser Canvas 2D & Binary Transcoder
Privacy Model
100% In-Memory Sandbox · Zero Server Uploads
Format Standards
PNG, JPEG, WebP, SVG, ICO Specifications
Execution Speed
Zero Network Latency · Instant Local Output
Frequently Asked Questions
Is transparency preserved during PNG compression?
Yes. Transparent pixels and alpha gradients remain intact in both compression modes.
Are there watermarks or upload limits?
Never. PDFUtils and IMGUtils are 100% free with zero watermarks and zero limits.