About This Tool
Reduce Image Size Online is a free image compression and resizing tool that helps reduce the file size of JPG, PNG and WebP images. Image processing is performed directly inside your browser, so your selected image does not need to be uploaded to a server.
Features
- Compress JPG, PNG and WebP images.
- Adjust image quality for JPG and WebP.
- Optionally resize image dimensions.
- Keep the original aspect ratio.
- Compare original and compressed file size.
- Preview original and compressed images.
- Download the compressed image.
- Process images locally in your browser.
How To Use
- Select an image from your device.
- Choose the desired image quality.
- Optionally enable image resizing.
- Select the output format.
- Click Compress Image.
- Review the compression result.
- Download the compressed image.
Frequently Asked Questions
Is this image compressor free?
Yes. FreeITTools provides this image compression tool free of charge.
Are my images uploaded to a server?
No. Image processing is performed locally in your browser. The tool does not need to upload your selected image to a server.
Which image formats are supported?
JPG, PNG and WebP images are supported.
Can I resize the image?
Yes. You can enable resizing and set a custom width and height before compression.
Which format gives the smallest image?
JPG and WebP often provide better file-size reduction than PNG, especially for photographs. The final result depends on the image content, dimensions and selected quality.
Will compression always make the file smaller?
No. Depending on the original image and selected output format, the generated file can occasionally be similar in size or even larger. The result section reports the actual file-size change.