Image Resizer
Resize images in your browser. Set width/height or lock aspect ratio. No upload.
Design
How to use
- Select or drag & drop an image file.
- Set width/height (lock aspect ratio to auto-compute one side).
- Choose a format, check the preview, and Download.
FAQ
Is my image uploaded?
No. Resizing happens entirely in your browser (canvas).
Which formats are supported?
Output to PNG / JPEG / WebP. Input can be any common image the browser can decode.
Does quality degrade?
Downscaling is generally clean; JPEG/WebP quality is adjustable with the slider.