Optimize · Images
Image Compressor
Shrink JPG, PNG, and WebP files for the web and email — privately in your browser.
How to use
- Drop or choose an image.
- Pick JPEG, WebP, or PNG and adjust quality.
- Compare sizes and download the compressed file.
Features
- JPEG, PNG, and WebP output
- Live before/after size comparison
- Quality slider for lossy formats
- Runs in your browser. Images are not uploaded to ToolsWeb servers.
Privacy & how it works
This image tool processes pixels in your browser (Canvas and related Web APIs). Your images are not uploaded to ToolsWeb servers for this tool. Privacy Policy.
FAQ
Is my image uploaded?expand_more
No. Compression uses the Canvas API in your browser. The file never leaves your device.
Why didn’t my PNG get much smaller?expand_more
PNG export is lossless. For photos, switch to JPEG or WebP for smaller files.
Is this tool free?expand_more
Yes. ToolsWeb tools are free to use with no signup and no paywall for core features.
Do I need an account?expand_more
No. Open the tool and start. We do not require registration for supported tools.
Are my files uploaded?expand_more
No for this tool. Processing runs in your browser. See Privacy & how it works on this page and our Privacy Policy for what network requests still occur when loading the site.
Does it work on mobile?expand_more
Yes on modern mobile browsers. Very large files may hit device memory limits sooner than on desktop.