Compress images

Reduce the size of JPG, PNG and WebP images by controlling quality and dimensions, and see the size difference right away.

Runs in your browser — your files are never uploaded

How to use it

  1. Add one or more images.
  2. Set the quality, maximum width and format.
  3. Click “Compress” and download the results.

What it does

  • Quality control from 30 to 95%.
  • Downscale to a maximum width you choose.
  • Output as JPG or WebP, the smallest formats.
  • Shows the size before and after.

Limits you should know

Compression loses some quality, so avoid repeating it on the same image. Transparent images get a white background when saved as JPG.

Frequently asked questions

How much smaller will my images get?

It depends on the image; typically 50–90% for phone photos.

Are the images uploaded?

No, compression happens in your browser.

Which format is best?

WebP is smaller, JPG is more widely compatible.