Free online calculator

Image Compressor

Reduce image file size with adjustable compression while keeping the original file on your device.

Your image is processed locally in this browser.

How to use the Image Compressor

  1. Choose an image from your device.
  2. Select the desired quality level.
  3. Compress the image in your browser.
  4. Compare the original and compressed size and download the result.

Examples

Smaller website image

Compress a large photo before adding it to a website to reduce transfer size.

Smaller attachment

Reduce an image before attaching it to email or an online form.

Frequently asked questions

Does image compression happen on the server?

No. The current compressor processes images locally in your browser.

Will compression reduce image quality?

Lossy compression can reduce visual quality. Use the quality slider to balance appearance and file size.

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