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Image Resizer

Resize images

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How to use Image Resizer

  1. Upload an image.
  2. Set target dimensions (in pixels or by percentage) — lock the aspect ratio to avoid stretching.
  3. Download the resized image.

About this tool

Image Resizer is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.

Category: Image & Creative Media. Browse more Image & Creative Media tools.