czimg

Client-side image compression & conversion, powered by WebAssembly

🖼️

Drag & drop an image

or click to browse

Supports PNG / JPEG / WebP / GIF / BMP

⏳ Loading WASM module...

Conversion Settings

Output Format

Quality: 85

Width (px)

Height (px)

Keep aspect ratio

Result

Before

Original

After

Converted

Download

All processing happens locally in your browser. No image data is ever sent to a server.