Image Resizer

How to use it

1. Choose an image and inspect its dimensions.
2. Enter a width or height and optionally lock the ratio.
3. Preview and download the resized copy.

Good for

1. Prepare social images
2. Create smaller website assets
3. Match upload dimensions

How processing works

Your browser redraws the source into a canvas with the requested pixel dimensions and exports a new image.

Supported formats

Input and output: JPG, PNG, WebP.

Limitations

Upscaling cannot create missing detail and may look soft. Animated files become a still image.

Privacy by design

Your files stay on this device and are never uploaded.