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Compress JPG, PNG & WebP Images Online Free

Reduce image file size while preserving quality

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Accepts: IMAGE/JPEG, IMAGE/PNG, IMAGE/WEBP, IMAGE/AVIF · up to 20.0 MB

Compress Image runs entirely in your browser — images are never uploaded. Multi-image batches download as a ZIP.

Features

  • Quality control
  • Preview before save
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This tool runs on your device — your files and inputs never go anywhere.

How to Use Compress Image

Reduce image file size while preserving quality No signup, and nothing gets uploaded for most use.

  1. 1

    Upload your image by dragging it in or clicking 'Select Image'.

  2. 2

    Adjust the quality slider to balance file size and visual quality.

  3. 3

    See a live preview with the original and compressed sizes side by side.

  4. 4

    Click download to save the optimized image.

Why you might like it

  • Nothing to upload — the work happens on your device.
  • Free with no signup, no watermarks, and no daily limits.
  • Works in any modern browser on any device — nothing to install.
  • Usually done in a few seconds, so it doesn't get in your way.
Try Compress

Frequently Asked Questions

How much can I compress an image?▾

At 80–85% quality most JPGs and PNGs shrink 60–90% with no visible difference on screen.

Which format gives the smallest file?▾

WebP usually gives the best quality-per-byte for photos. Use it for the web and JPG for maximum compatibility.

Is the image compressor unlimited?▾

Yes. It runs in your browser, so there are no daily limits or watermarks.

How do I reduce image size?▾

Open the Compress Image tool and add your image by dragging it in or clicking the upload area, adjust the settings, and press process. In the output options choose the target size or strongest compression level — most files shrink dramatically while staying readable. Everything runs in your browser, so it's free, fast, and your file never gets uploaded.

How do I shrink image size?▾

Open the Compress Image tool and add your image by dragging it in or clicking the upload area, adjust the settings, and press process. In the output options choose the target size or strongest compression level — most files shrink dramatically while staying readable. Everything runs in your browser, so it's free, fast, and your file never gets uploaded.

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