Compress Images Flawlessly.

Reduce image size without compromising quality. Fast, secure, and client-side processing.

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Supports PNG, JPEG, WEBP up to 25MB.

Browser

Server

Browser Mode Warning

In-browser compression depends on your device capabilities. Server Mode is recommended.

Bulk Upload Limits

To prevent your browser from crashing and ensure your device remains responsive, browser-side processing is limited to 50 images at a time.

Quality Preset

Output Format

Best compression with transparency.

Images are processed in-memory and never stored.

Developer Ready

Prefer the Terminal?

We've built a high-performance CLI for bulk processing, recursive directory optimization, and automated workflows. No browser, just pure speed.

终端 micropng-cli

$npm install -g micropng-cli

$micropng-cli ./assets --recursive --replace

# Scanning 428 images...

SUCCESS: 428 images optimized (Saved 142MB)