Resize image online

To resize an image online, pick the picture, type a width and height in pixels, and press Resize image. The tool redraws it at that size in your browser, and proportions are kept unless you turn that off.

Drop an image here

JPG, JPEG, PNG, WEBP, GIF, BMP, AVIF, HEIC, HEIF

Up to 50 MB on a computer and 30 MB on a phone, because your device does the work. You can also paste a file.

Stays on your device
Your file is never uploaded
Up to 50 MB
On a computer
Same format out
JPG, PNG and WebP stay as they are

How it works

Pick an image. The page shows a preview and the original size in pixels.
Type a width or a height. Keep proportions is on by default, so the other side fills in by itself.
Or press Half size or Quarter size to fill both fields at once.
Press Resize image. This image resizer redraws the picture at the new size in your browser.
Download the resized image.

Facts

Where it runs: In your browser, on your device. Nothing is uploaded
Output format: JPG, PNG and WebP keep their format. Other formats are saved as JPG
Quality: JPG and WebP are saved at quality 90
Largest side: 12000 pixels
Total pixels: About 16 million pixels
Proportions: Kept by default. Turn off Keep proportions to set width and height separately
Max file size: 50 MB on a computer, 30 MB on a phone
Browsers: Chrome and Edge 69 or later, Firefox 105 or later, Safari 16.4 or later

Questions

How do I resize an image in pixels?

Pick the image, type a width or height in pixels, and press Resize image. With Keep proportions on, the other side is worked out for you.

Will enlarging an image make it sharper?

No. Making a picture larger than the original does not add detail, so it can look soft.

Does resizing keep the image format?

JPG, PNG and WebP keep their format. Other formats are saved as JPG. JPG and WebP files are saved at quality 90.

What is the largest size I can resize to?

The longest side can be up to 12000 pixels, and the total can be about 16 million pixels. Sizes above those limits are not allowed.