Compress PNG Images Online
Compress PNG images to smaller file sizes while keeping visual quality intact. Transparency preserved. Uses pngquant for 60–90% reduction.
Drag & Drop Files or Folders
JPG, PNG, WebP, AVIF, HEIC & more · No size limit · Paste from clipboard
Live Engine Monitoring
v2.4.0-Stable1.2 TB
Bandwidth Saved Today
0.4s
Avg Process Time
99.9%
Compression Fidelity
Military-Grade Privacy
Auto-purge after 60m. Zero logs. Fully encrypted processing.
Perfect Transparency
Advanced alpha-channel preservation for UI designers.
No Registration
Jump straight into processing without the sign-up friction.
Knowledge Base
Frequently Asked Questions
How do I compress a PNG without losing quality?↓
Upload your PNG and our tool uses pngquant-based compression to reduce file size by 60-90% while preserving visual quality and transparency. The original format is maintained.
Does compressing PNG affect transparency?↓
No. Our PNG compressor preserves the alpha channel, keeping transparency intact even after compression.
What is the maximum PNG file size I can compress?↓
You can compress PNG files up to 10MB. Batch processing is supported so you can compress multiple files at once.
Is it safe to compress PNG images online?↓
Yes. Files are processed entirely in your browser using WebAssembly. Nothing is uploaded to any server.