Werkery

Image Resizer

Resize images to any width/height. Preserves aspect ratio by default. PNG, JPEG, WebP output. All-local browser processing.

Tool by ·
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How it works

  1. 1
    Upload
    Source image.
  2. 2
    Set dimensions
    Width + height.
  3. 3
    Download
    Resized PNG.

Frequently asked

Lossy or lossless?

Canvas resizing always introduces minor smoothing artifacts. For pixel-perfect output use SVG or vector formats. For photos, the difference is invisible.

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Tool designed and editorially reviewed by Felix Brübach. Text drafted with AI assistance and reviewed for legal and factual accuracy before publication. Not legal advice — for complex cases, consult a lawyer.
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