Compress JPG, PNG, and WebP images instantly in your browser — no upload required.
The Image Compressor is a free, browser-based tool that reduces the file size of JPG, PNG, and WebP images without uploading them to any server. It uses HTML5 Canvas to compress your image entirely on your device — your files stay completely private. Adjust the quality level and choose your output format, then download the compressed file instantly.
Compress images before uploading to your website to reduce page load times and improve SEO rankings.
Reduce image file sizes to meet email attachment size limits without visibly degrading quality.
Compress images to optimal file sizes for Instagram, LinkedIn, or Pinterest upload requirements.
Compress large photo libraries to free up device storage space while maintaining acceptable quality.
No. All compression happens entirely in your browser using HTML5 Canvas. Your image file is never sent to any server — your data remains completely private on your device.
Input formats: JPG, PNG, and WebP. Output formats: JPG (best compression for photos), PNG (lossless, good for graphics with transparency), and WebP (modern format with excellent compression for both photos and graphics).
For web use: 70–80% offers a good balance of quality and file size. For print: 85–90%. For email or social media: 65–75% is usually sufficient. Always preview the result before downloading.
Completely free with no account required. Compress as many images as you need.