Resize Image
Resize JPG, PNG and WebP images by pixels while keeping the aspect ratio. You can also compress, convert, rotate and crop in the same pass.
Select images
or drop files here
How to resize an image
- 1Select or drop one or more images.
- 2Open the Resize panel and enter a width and/or height in pixels.
- 3Keep aspect ratio on to avoid stretching, or turn it off for exact dimensions.
- 4Click Apply & Download, then grab your images individually or as a ZIP.
Why use this tool
- Runs entirely in your browser — your images never leave your device.
- Resize by width, height, or both, with aspect ratio locked.
- Batch several images at once and download them together.
- Free with no signup and no watermarks.
Frequently asked questions
Is resizing images free?
Yes. ToolPT's image resizer is completely free with no signup or watermarks.
Are my images uploaded to a server?
No. Everything runs locally in your browser, so your images stay private.
Will resizing keep the aspect ratio?
Yes, by default. Enter just a width or height and the other is calculated automatically. Turn off 'Keep aspect ratio' to set exact dimensions.
Can I resize more than one image?
Yes. Add several images and the resize applies to all of them at once.