Image resizer

Resize image dimensions directly in your browser and export the result as PNG, JPEG, or WebP.

Source image

Pick a local image file to inspect its dimensions and generate a resized export.

Resize options

Dimensions, interpolation style, output format, and quality are all controlled locally in the browser.

Scaling algorithm
Output format
92

Used for lossy outputs such as JPEG and WebP.

Keep aspect ratio

Changing width or height automatically adjusts the other side.

Output preview

Compare the original image with the resized output before downloading it.

Resize an image to preview it

The resized image and download action appear here after processing finishes.

What does image resizing do?

Resize images, change the output format, and compare the result before downloading. This tool runs locally in your browser and is designed for quick edits.

Good use cases

  • Preparing screenshots for docs or issue trackers.
  • Shrinking images before attaching them to forms or messages.
  • Exporting a quick JPEG or WebP version from a larger PNG.

When to use a full image editor

  • Batch processing many images at once.
  • Color-profile preservation and metadata management.
  • Advanced transforms such as cropping, rotation, or sharpening.

How to use

Choose an image → Adjust settings → Generate and download