Free Online Image Compressor - Compress JPG & PNG
Drop your images here
or click to browse
Drop your images here
or click to browse
Yes, LightImage is 100% free with no hidden costs, watermarks, or file limits. We believe everyone deserves access to professional-quality image compression.
No. All compression happens directly in your browser using WebAssembly technology. Your images never leave your device, ensuring complete privacy.
LightImage supports JPG, JPEG, PNG, WebP, and GIF input. You can output as the original format, or convert to modern formats like WebP or AVIF for even smaller file sizes.
Typical compression ratios are 60-90% file size reduction while maintaining visual quality comparable to TinyPNG. Results vary based on image content and quality settings.
Yes! After the first visit, LightImage works completely offline as a Progressive Web App (PWA). You can even install it on your device for quick access.
LightImage uses advanced codecs (MozJPEG, libimagequant) with quality-first settings to minimize visible quality loss. Use the quality slider and comparison view to find your perfect balance.
Yes, batch processing is fully supported. Drop or select as many images as you need, and download them all at once as a ZIP file.