Compress Image Size
Compress and reduce image file size without losing quality. Supports JPG, PNG and WebP.
Drop your image to compress
Drag & drop or browse a file
JPG · PNG · WebP · Reduce file size · Keep quality
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Compress Image Size — Free Online Tool
Reduce image file size while keeping visual quality. Choose output format (JPEG, WebP, or PNG) and adjust quality with the slider. See before and after file sizes and percentage saved. All processing in your browser — your images never leave your device.
Compress Image — FAQs
For most uses, 70–80% quality gives the best balance. For web images, 60–70% is fine. For print, keep it at 85–95%.
WebP typically achieves the smallest file sizes (20-30% smaller than JPEG at the same quality). JPEG is universally compatible. PNG is best for images with transparency.
No. Compression only reduces file size by adjusting quality. The pixel dimensions stay exactly the same.
Images up to about 20 MB are supported. All processing happens in your browser — nothing is uploaded to any server.