Compress up to 90% smaller in your browser.
No server. No waiting. Just magic.
or click to browse your device
Compressing with magic…
0%
Output Format
JPG, PNG, WebP — up to 50 MB. Works instantly in your browser.
Choose quality and format. Live preview shows exact savings.
Your optimized image is ready. Everything stays on your device.
Yes. Compressly runs 100% locally in your browser using HTML5 Canvas. No images are ever uploaded to any server.
JPG, PNG, WebP. You can also convert between them during compression.
Typically 60–90% smaller file size while keeping excellent visual quality. Results vary by image content.
Average size reduction today
Average compression time