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Change image aspect ratio online tool for square portrait landscape and widescreen formats

Change Image Aspect Ratio

Crop an image to a popular ratio such as 1:1, 4:3, or 16:9.

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Processed privately in your browser

Settings

Aspect ratio

All processing happens in your browser. Your images are never uploaded to any server.

Preview

Upload an image to preview the result

How to Change an Image Aspect Ratio in 4 Steps

  1. 1

    Upload the image

    Choose the photo or graphic you want to reformat.

  2. 2

    Select the target ratio

    Choose a preset or enter a custom value where supported.

  3. 3

    Adjust the framing

    Move or scale the crop and confirm that important content remains visible.

  4. 4

    Download the reformatted image

    Save the new ratio as a separate file.