Drop, paste or click to browse
AVIF · WebP · JPEG · PNG · Multi-file
or
ImgOptimizer is a free, browser-based image optimization tool. Compress, resize, and convert images to JPEG, WebP, AVIF, or PNG format instantly — no upload required, no server processing. Your images never leave your device.
ImgOptimizer provides a REST API at imgoptimizer.com/api/img for programmatic image optimization. Free plan includes 500 requests per month. Sign in with Google to get your API token.
Drop an image file onto the page, paste an image URL, or click to browse. Adjust quality, size, and output format using the controls. Download the optimized image or copy the URL.
Drop, paste or click to browse
AVIF · WebP · JPEG · PNG · Multi-file