Image Resizer & Compressor
Resize, compress and convert your images to JPG, PNG or WebP directly in your browser.
Image Settings
Preview
Free Online Image Resizer & Compressor
Resize and optimize your images without installing image-editing software. This browser-based tool allows you to change dimensions, reduce file size and convert between popular image formats.
Resize Images
Enter your desired width and height in pixels. Enable the aspect ratio lock to maintain the original proportions of your image.
Compress Images
Adjust the quality slider to balance image quality and file size. Lower quality can produce smaller files, while higher quality generally preserves more visual detail.
Convert JPG, PNG & WebP
Convert supported images into JPG, PNG or WebP format. WebP can often provide a smaller file size while maintaining good visual quality.
Privacy Friendly Processing
Image processing is performed locally in your browser using the Canvas API. Your selected image does not need to be uploaded to a server by this tool.
How To Resize or Compress an Image
1. Upload your image.
2. Set the desired width and height.
3. Choose whether to lock the aspect ratio.
4. Select JPG, PNG or WebP.
5. Adjust quality if required.
6. Click Process Image.
7. Download the optimized image.
Frequently Asked Questions
Is this image compressor free?
Yes. You can resize, compress and convert supported images for free.
Which image formats are supported?
The tool supports JPG, JPEG, PNG and WebP input. You can export the processed image as JPG, PNG or WebP.
Can I resize an image without changing its proportions?
Yes. Keep Lock Aspect Ratio enabled to maintain the original width-to-height ratio.
Which format is best for a smaller file?
WebP can often produce smaller files than traditional JPG or PNG, although the final size depends on the image and quality settings.
Does the tool upload my image?
Image processing is performed in your browser using JavaScript and the Canvas API. The tool does not require an image-upload server.
Can I compress PNG images?
Yes. You can process a PNG and export it as PNG, JPG or WebP. Converting a photographic PNG to JPG or WebP may significantly reduce the file size.