Compress Image (JPG, PNG, WebP)
Compress images losslessly or lossy with interactive before-and-after visual slider.
About this tool
Optimize images for website performance and email attachments without visible loss of sharpness.
How to use this tool
- Drag & drop an image
- Adjust quality slider while viewing the comparison
- Download optimized image
How it works
Runs canvas encoding algorithms in your browser memory, maintaining metadata and color profiles.
When to use this tool
- Web developers optimizing Core Web Vitals
- Designers preparing web assets
Frequently asked questions
Is there a limit on image dimensions?
Images up to 8192x8192 pixels are supported.
Is the compression lossless or lossy?
Both. Lossless keeps every pixel and mainly shrinks the file, while lossy lets you choose a quality level and a smaller result.
Are my images uploaded?
No. The image is read from your device and compressed in your browser.
Limitations
Single and batch files up to 50MB.
Privacy
Processed locally in browser memory.