Free Online Image Compression Tool
Efficient online image compression tool supporting multiple formats, adjustable compression quality, no software download required, running entirely in the browser.
Drop files or folders here, paste (Ctrl+V), or click to select
.jpg,.jpeg,.png,.webp
How does it work?
The page integrates efficient image compression algorithms tailored for JPEG, PNG, and WebP formats for quantization, color optimization, and re-encoding. All algorithms run in the browser with no uploads.
Compression effects?
Real-time preview with before-and-after slider; typically PNG can be reduced by 70%+, JPEG by over 60% while visually indistinguishable. 
Supported formats?
Fully compatible with common image formats such as JPEG, PNG, and WebP, automatically recognizing and applying the optimal compression strategy.
Is there a batch mode?
Supports batch drag-and-drop for multiple images, automatically packaged for download upon completion, no repeated operations; also supports single-image fine-tuning to meet different scenario needs.
Do I need to pay?
This tool is completely free, no registration or login required, and all conversion processes are done in the local browser.