Free online image tool
Compress Image Online
Reduce image file size for websites, emails, forms, ads, and social uploads while keeping the image clear and usable.
Your images are processed in your browser and are not uploaded to our servers.
Upload an image to start.
Popular Image Tools
How to compress an image online
- Upload the image you want to compress.
- Keep the original width and height or enter a smaller size.
- Move the quality slider to reduce file size.
- Download the compressed JPG, PNG, or WebP image.
Best uses for this tool
- Reduce images before uploading to websites and forms.
- Make email attachments smaller.
- Prepare lighter images for landing pages and blogs.
Practical tips
- For photos, JPG at 75 to 85 percent quality usually keeps good visual quality.
- For website speed, WebP often creates smaller files than JPG and PNG.
- Avoid over-compressing images that contain small text or fine details.
Why use PixelResize?
PixelResize is built for quick image tasks that creators, marketers, bloggers, and store owners repeat every day. You can resize, crop, compress, and convert images directly in your browser without installing software or creating an account.
Related workflow
After resizing your image, you can also compress the image online or convert it to WebP for a smaller website-friendly file.
FAQ
How do I reduce image file size?
Upload the image, lower the quality slider, choose an output format, and download the compressed result.
Will compression reduce image quality?
Some compression can reduce quality, but using 75 to 90 percent usually keeps a good balance for most photos.
Can I compress PNG and WebP images?
Yes. You can upload common image formats and export the final result as JPG, PNG, or WebP.
Is the image uploaded to your server?
No. Compression runs inside your browser, so the image stays on your device.