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Image Resizer

Resize multiple images by pixels or percentage and convert formats directly in your browser.

Drag & drop images here or click to upload

Usage tips

  • Drag & drop multiple images or click Upload.
  • Use presets to quickly set common dimensions.
  • Toggle percentage mode for proportional scaling.
  • Animated GIF/WebP resize the first frame only.
  • Everything happens in your browser—nothing is uploaded.

How to Resize Images Without Losing Quality

Why Resize Images?

Shrinking or enlarging pictures optimizes load times, fits social media templates, and keeps projects within upload limits. A quick resize can dramatically reduce file size while preserving visual clarity.

Maintain Aspect Ratio

Locking width and height prevents distortion. When the ratio is fixed, changing one dimension automatically adjusts the other, ensuring the image scales proportionally for responsive layouts or print work.

Choose the Best Format

JPG works well for photographs, PNG for graphics with transparency, WebP and AVIF offer modern compression with impressive quality. The right format keeps files lightweight and sharp across devices.

Batch Processing Tips

Use presets or percentage scaling to apply identical dimensions to multiple images. Sequential processing and high-quality canvas scaling avoid pixelation, giving consistent results across an entire set.

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