Image Resizer

Resize to exact dimensions, by percentage, or with social media presets — fully private

100% Private — your data never leaves your device

All resizing happens in your browser using an HTML canvas. Your images never leave your device.

or click to browse

JPG, PNG, WebP & more · select several at once

Width (px)

Height (px)

Lock aspect ratio (no stretching)

Leave one field blank to size by the other. With multiple images, the target is treated as a box each image fits inside.

Output format

Quality: 90%

Applies to JPEG and WebP output.

Resizing runs locally in your browser — images are never uploaded to a server.

Set precise pixel dimensions, scale by percentage, or keep the aspect ratio locked.

One-click social media sizes, plus batch resizing with a single ZIP download.