What happens if I only set a width?

With aspect ratio locked, the height is calculated automatically to match.

Can I enlarge a small image?

Yes, though enlarging beyond the original resolution may reduce sharpness.

Does resizing affect quality?

The tool preserves quality as much as possible for the new dimensions.

Image Resizer

Resize an image to the exact width and height you need. Upload an image, set your target dimensions, and download the result.

Drag & drop your file here

or Browse

Max 25 MB

How to Use Image Resizer

1
Upload the image you want to resize.
2
Enter a target width and/or height in pixels.
3
Click Convert and download the resized image.

Image Resizer Features

Resize by width, height, or both.
Optional aspect-ratio lock to avoid distortion.
Works with JPG, PNG and WebP.

Why use Tool King?

Fast

No waiting rooms or sign-ups. Most files are ready in seconds.

Private

Files are processed in memory and discarded right after — never stored or shared.

Free

Every tool is free to use, with no hidden limits on the essentials.

Frequently Asked Questions

Related guides

How to resize an image to exact dimensions

Set the exact width and height you need — for a website, a form, or social media.

Read guide

The best way to compress images without losing quality

Reduce JPG, PNG or WebP file size while keeping images sharp enough for the web.

Read guide

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Convert WebP images to the widely supported JPG format.

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