Image resizer
Set exact pixel dimensions, with an optional aspect ratio lock.
Processed locally. No file uploads.
How to use
- Choose an image
- Set width and height; lock proportions if needed
- Download the resized image
What you can do
- Set exact pixel dimensions, with an optional aspect ratio lock.
- Native browser image processing and downloadable output.
Useful answers
Does enlarging add detail?
No. Upscaling interpolates existing pixels. Smaller dimensions usually give smaller files.
What are the limits?
Up to 20 MB per image, 24 megapixels and 8192 pixels per side. Still images only; animation and metadata are not preserved. Output format availability depends on your browser.