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Image Resizer

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Resize PNG, JPG and WebP images to any width with optional aspect-ratio lock. Fully client-side.

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About the Image Resizer

The Image Resizer changes the pixel dimensions of any image locally in your browser. Lock the aspect ratio or set width and height independently, then download at your target size.

How to use the Image Resizer

  1. 1Upload the image you want to resize.
  2. 2Enter the new width or height — the aspect ratio stays locked by default.
  3. 3Preview the result and download.

Why people use it

  • Fit an image to a specific social-media dimension.
  • Downscale large camera photos for the web.
  • Prepare thumbnails and OG images.
  • Batch-adjust visuals for a slide deck.

Frequently asked questions

Does resizing lose quality?

Downscaling barely affects perceived quality. Upscaling can look blurry — use only when necessary.

What formats are supported?

JPEG, PNG, WebP and GIF (first frame).

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