PdfVane

Image Resizer

Resize an image to exact pixel dimensions or a percentage, with aspect lock.

Your files stay on your device — nothing is uploaded

Drop an image here, or click to browse

Your file is processed locally and never uploaded.

Whether a form needs an exact pixel size or you just want a smaller version of a photo, this tool resizes images to whatever dimensions you set — exact pixels or a quick percentage — with an aspect-ratio lock so proportions stay correct, all in your browser.

How to use the image resizer tool

  1. 1

    Upload a photo

    Drop in any JPG, PNG, or WebP image.

  2. 2

    Set a new size

    Type exact width/height in pixels, or use a quick 25/50/75/100% preset.

  3. 3

    Download

    Save the resized image as a PNG.

Common use cases

Meet a website's upload requirements

Resize a photo to exact dimensions required by a form, profile, or CMS.

Shrink a photo for sharing

Reduce a large camera photo's pixel dimensions before sending it.

Prepare a thumbnail

Resize an image down to thumbnail size for a gallery or listing.

Frequently asked questions

When enabled, changing the width automatically adjusts the height (and vice versa) to keep the image's original proportions, preventing stretching or squashing.