Image Resizer

Resize image width and height in your browser with aspect-ratio lock, quality control, and format export.

Category

Image Tools

How to Use

  1. Click the dashed box or drag an image into the area
  2. Enter target width and height; keep aspect ratio if needed
  3. Choose output format and quality, then click "Resize Image"
  4. Preview the resized image and download it

Examples

  • Resize a large photo for web use

    Input: Original 4000x3000, target width 1200, keep aspect ratio

    Output: Exports a 1200x900 image

  • Export WebP

    Input: Upload JPG, choose WebP, quality 85%

    Output: Creates a smaller WebP image

FAQ

Why keep aspect ratio?
It automatically updates the other dimension so the image is not stretched.
Are images uploaded?
No. Image decoding, resizing, and export all happen in your browser.
Which format should I use?
Use JPG or WebP for photos. Use PNG or WebP when transparency matters.

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