Image Resizer
Resize images online for free. Change dimensions instantly in your browser.
Supports all common image formats
How to Use Image Resizer
- 1
Upload or drag-and-drop an image.
- 2
Enter the desired width and/or height in pixels.
- 3
Toggle "Keep aspect ratio" to avoid distortion.
- 4
Click "Resize" and download the resized image.
Frequently Asked Questions
What image formats are supported?▾
JPEG, PNG, WebP, GIF, and BMP are supported for input. Output is PNG or JPEG.
Is there a maximum image size?▾
Processing is done in your browser, so very large images (>20 MB) may be slow.
Does resizing reduce quality?▾
We use high-quality Lanczos resampling via the browser Canvas API for best results.
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