IMAGE TOOLS / DEVTOOLS
Image Resizer
Resize an image to custom pixel dimensions in your browser.
PNG, JPEG, WebP, GIF, and BMP. Maximum 20 MB and 20 megapixels. Processing stays in your browser.
Select an image to use this tool.
Your image is processed locally and is not uploaded.
ABOUT THIS TOOL
What Image Resizer does
Set exact output dimensions for a local image while optionally keeping the original aspect ratio.
Useful for preparing thumbnails, banners, and responsive image assets.
How to use Image Resizer
- Choose a supported image file.
- Enter the output width and height in pixels and choose whether to keep proportions.
- Create and download the resized image.
ANSWERS AND DETAILS
Frequently asked questions
What does this tool do?
Set exact output dimensions for a local image while optionally keeping the original aspect ratio.
When is this tool useful?
Useful for preparing thumbnails, banners, and responsive image assets.
Is my input uploaded?
No. This tool runs in your browser and does not send the value you enter to a processing server.