Image Resizer

Set exact pixel dimensions for PNG, JPG, WebP, TIFF, or AVIF images in your browser, with aspect-ratio lock and a quality slider, and download the resized result instantly without any upload.

What it does

Resizes PNG, JPG, WebP, TIFF, and AVIF
Exact width and height inputs
Aspect-ratio lock toggle
Adjustable output quality
Runs locally, files never leave your browser

Drop files here or click to browse

PNG, JPG, WebP, BMP, TIFF, or AVIF

The image resizing guide notes that resizing is "usually a finishing step" where you are preparing an asset for a website or ad platform — set exact pixel dimensions in your browser with aspect-ratio lock and export the result directly.