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Image Resizer
Resize images while preserving as much visual quality as possible.
Drop image here or tap to browse
JPG, PNG, WebP, GIF · up to 15 MB
Upload an image to get started.
Preview
How to use Image Resizer
Upload an image (drag and drop or file picker).
Set width/height, percentage, or a preset.
Choose output format and quality, then resize.
Download the result.
Limitations
Maximum 15 MB per image
Maximum 8000×8000 pixels
Animated GIFs export as a still frame
Frequently Asked Questions
It changes the pixel dimensions of an image so it fits websites, social posts, thumbnails, or documents.
Resizing can reduce detail when making images smaller. ToolNest preserves as much visual quality as possible, but results depend on the original file and output format.
Upload JPG, PNG, WebP, or GIF. Export as JPG, PNG, or WebP.
No. This resizer runs in your browser. Images stay on your device.