Image Resizer Online - Resize Images by Pixels or Percentage

Resize images by pixels or percentage online. Supports PNG, JPEG, and WebP output. Free image resizer, no signup.

100% FreeNo UploadAll Formats
Upload Image
Width (px)
Height (px)
Output Format
Preview
Upload an image to preview
PNG, JPEG, and WebP output
100% local processing
Lock aspect ratio option

Frequently Asked Questions

How does image resizing work?

Upload an image, set your target dimensions, and click Resize. The image is resized using the HTML5 Canvas API entirely in your browser.

Is my image uploaded to a server?

No, all resizing is done locally in your browser. Your images are never uploaded anywhere.

What formats are supported?

Input: PNG, JPEG, GIF, WebP, BMP. Output: PNG, JPEG, WebP.

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