Image tool

Image Resizer

Resize an image to exact pixel dimensions quickly and privately.

Choose a file from your device

JPG, PNG, WEBP · Up to 40 MB / 40 megapixels · Still images only

Fast browser processing Private — no uploads Free to use

HOW IT WORKS

Use Image Resizer in three simple steps

Choose or drop a supported still image up to 40 MB and 40 megapixels.

Choose the available settings, generate a preview and compare it with the original.

Check the actual format, dimensions and size. Adjust and regenerate whenever needed.

ABOUT THIS TOOL

Resize an image to exact pixel dimensions quickly and privately.

Keep Lock original aspect ratio enabled. Changing width or height updates the other dimension. Percentage scaling also preserves the original ratio.

FAQ

How do I avoid stretching?

Keep Lock original aspect ratio enabled. Changing width or height updates the other dimension. Percentage scaling also preserves the original ratio.

Does enlarging improve detail?

No. Upscaling adds pixels without recovering missing detail. Choose an output format and review the preview.

Is this tool free and private?

Yes. No account is needed, and your input is processed locally in your browser without being uploaded to FormatKit.