Image Resize
Scale images to any width and height, precisely.
Resize images to exact pixel dimensions with an optional aspect-ratio lock. Enter a width or height and get a clean, sharp result on the canvas — ideal for thumbnails, uploads and design assets, all processed privately in your browser.
- No watermark
- No signup
- 100% private
Drop your image here
JPG, PNG, or WebP files are supported.
Everything in the Image Resize tool
Purpose-built controls that make the job fast, precise and effortless.
Exact dimensions
Type any width and height in pixels for pixel-perfect output.
Aspect-ratio lock
Keep proportions automatically, or unlock for a free resize.
Canvas-fast
Resizing renders instantly with smooth, clean scaling.
Private & local
Images are resized on your device — nothing is uploaded.
Three simple steps
Get from file to finished image resize result in seconds.
Upload an image
Drop in a JPG, PNG or WebP file to load its dimensions.
Set width & height
Enter pixels with the ratio lock on to keep proportions.
Resize & download
Apply and save your resized image instantly.
Why you'll love it
- Hit exact dimensions for uploads, thumbnails and assets.
- The aspect-ratio lock prevents accidental stretching.
- Original dimensions load automatically for quick tweaks.
- Output keeps your source format and stays crisp.
Supported formats
Input
Output
Frequently asked questions
Yes. With the ratio lock enabled, changing width updates height automatically (and vice-versa) to avoid distortion.
Absolutely — enter any pixel width and height. Turn off the ratio lock for full freedom over both values.
The resized image is saved in your source format (JPG, PNG or WebP) at high quality.
No. All resizing happens on the canvas in your browser, so your image never leaves your device.
Suggested tools
Pair this with another tool to finish the job.
Ready to use Image Resize?
Free, private and watermark-free. No signup required — just upload and go.