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๐Ÿ”’ Privacy Safe:All processing is done 100% locally in your browser, nothing is uploaded to the server.

Compress Image to Size

Compress images to a target size with binary search for best quality, supports JPG/PNG/WebP.

  • Target size
  • Binary quality search
  • Preview & download
Drag an image here, or click to select
Supports JPG/PNG/WebP, auto compress under target size, processed locally, never uploaded
Estimated initial quality 0.92

How to use Compress Image to Size

  1. Select image๏ผšDrag or click to select a local image
  2. Set target size๏ผšEnter desired KB, e.g. 100KB
  3. One-click compress๏ผšClick compress to find best quality and preview

FAQ

Will images be uploaded to the server?
No, all compression is done locally in Canvas, no upload, works offline.
How do you guarantee the target size?
Binary search over quality 0.1โ€“0.92 and fine-tuned scale to approach the target.