Image Resizer
Resize an image up to 200MB to exact pixel dimensions or by percentage, with an option to lock the aspect ratio.
Drag & drop a file here, or click to browse
Any common image format
How to use this tool
Upload an image, then switch between By dimensions for exact pixel width/height (with an optional aspect-ratio lock that updates the other field automatically) or By percentage to scale up or down proportionally. Click Resize Image to preview the result and download it in its original format. All resizing is done with the Canvas API locally in your browser.
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