Free Image Resizer

Resize an image in pixels, keep its aspect ratio and download a PNG. Process the image in your browser without creating an account.

Choose image

PNG, JPG or WEBP · Up to 10 MB

Edit image

Width (px)Height (px) Keep aspect ratio

Original

Result

File processing needs JavaScript

JavaScript runs the file processing in your browser. Enable it to use the tool. You can still read the instructions, limitations and available examples on this page, and follow links to other tools.

Read the instructions

How to use Image Resizer

Select an image, set dimensions and download the PNG.

Output and limitations

Keep aspect ratio enabled to avoid stretching. Enlarging an image does not recover lost detail.

Selected files are processed in your browser. Download the results before closing this page.

Adjust an image to the pixel dimensions required by a website or document. This changes dimensions; it does not guarantee a target file size in KB.

Common questions

How do I resize without stretching?

Keep aspect ratio enabled and change either width or height; the other dimension follows automatically. The resized file is saved as PNG. Increasing dimensions does not restore detail missing from the source.