How to use Image Resizer
Choose an image, enter target dimensions, and create a resized copy. Select an image you are allowed to process, choose the requested settings, and inspect the preview or output before saving it.
What this image tool does
Resize an image to a new width and height in your browser. It is designed for quick browser-based image work without requiring a full desktop graphics editor for a simple conversion or adjustment.
When this tool is useful
Use Image Resizer for a focused image task such as preparing an asset for a website, changing a file format, reducing file size, or checking image data. It is best suited to quick single-file work rather than complex photo editing.
How it works
Resize an image to a new width and height in your browser. The selected image is read by browser APIs, transformed on the page, and then made available as a preview or downloadable output. Depending on the operation, the browser may re-encode pixel data into a new image file.
Practical example
For example, try a copy of one image first, inspect the output dimensions, format, or quality, and only then process the version you plan to keep.
Image-quality and privacy notes
- Work on a copy when the original image matters.
- Image conversion or compression can change quality, transparency, color profiles, metadata, or file size.
- Browser memory limits can affect very large images, especially on mobile devices.