Online Image Resizer
Resize JPG, PNG, or WebP images to specific pixel dimensions in your browser. Keep the aspect ratio, choose an output format, and review quality.
Your input never leaves your device.
Loading Image Resizer...
Everything runs 100% locally in your browser. No files are uploaded to any server.
How to Use Image Resizer
Choose an image
Select a JPG, PNG, or WebP file from your device or drop it in the image box.
Set pixel dimensions
Enter the target width or height. Keep aspect ratio selected to calculate the other dimension automatically.
Select output and save
Choose JPG, PNG, or WebP, review the preview, then download a resized copy.
Key Features & Benefits
Local image processing
The image is decoded and resized in your browser without an upload to ToolVerse.
Control over output
Choose dimensions and format. JPG can reduce photo size; PNG can retain transparency; results depend on the source image.
Frequently Asked Questions
Does resizing always make a file smaller?
No. File size also depends on output format and quality. Compare the downloaded result with the original.
What happens to transparency in JPG?
JPG does not support transparency. Transparent areas are filled with white in this tool.
Key terms
- Aspect ratio
- The width-to-height relationship of an image. Keeping it avoids stretching when one dimension changes.