Image Resizer

The right dimensions, without the fuss. Resize one image or a whole batch.

Images stay on your device

Drop your images here

JPG, PNG or WebP · up to 20 images · 40 MB each · 200 MB total

Static images up to 25 megapixels. Animated images and HEIC are not supported yet.

Choose images to get started.

Resize settings

Resize by

Width (px) Height (px)

Keep aspect ratioIn pixel mode, leave one dimension blank for Auto, or enter both to fit inside that box without cropping. Uncheck to stretch. Percentage always keeps the ratio. Allow enlarging small imagesOff by default. Images stay at or below their original dimensions. Enlarging does not add detail. Output format

Files are processed locally. Anonymous run IDs, durations and error codes are sent for usage statistics; images and filenames are never uploaded.

One setting, your whole batch. Each image uses its own aspect ratio. Dimensions are rounded to the nearest pixel. Outputs are limited to 25 megapixels and 16,384 pixels per side.

Resize, without cropping. Keep aspect ratio to fit within a box. Unlock it only when you want to stretch the image.

Review your result. Re-encoding can remove metadata and change color profiles. Unchanged images keep their original file. File size may increase.

How to use Image resizer

Choose the images you want to resize.
Enter pixel dimensions or a percentage, then select the aspect ratio and output options.
Resize the batch, review the dimensions and download individual files or a ZIP.

What to know

Each image keeps its own aspect ratio when that option is enabled. Enlarging an image cannot recover missing detail. Processing stays in your browser.