Image Resizer

Resize images online for uploads, product photos, social posts, and documents with adjustable dimensions, live preview, and instant download.

Upload image

WidthHeightKeep aspect ratioOutput format

Original

Upload an image to preview the source file.

Resized

Resize the file to preview the output here.

How to use this tool

1
Upload an image and review the original dimensions before changing width or height.
2
Set the new size and keep the aspect ratio locked if you want proportional scaling.
3
Preview the resized result and download the new file for your upload, post, or document.

Useful for social posts, marketplaces, profile images, and CMS upload rules.
Lets you resize quickly without opening a design editor for simple dimension changes.
Keeps the workflow in the browser with a direct preview and download step.

Keep aspect ratio on when you want to avoid stretching the image.

Use smaller dimensions for faster uploads and lighter content blocks.

Check the destination platform requirements before picking the final size.

Often yes, especially when you scale an image down. File size also depends on the output format and quality settings.

Yes. The tool is designed for common web image formats and exports a downloadable resized result in your chosen format.

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