Free Online Image Optimizer · Kraken.io
Image Optimization Mode Kraken.io offers several optimization modes The mode you select should depend on your specific requirements - such as the type of image that you are compressing, and the target audience of your images. Lossy Our intelligent lossy optimization typically produces savings of at least 60% of the initial file weight; with savings of 80% to 90% occurring frequently. Our default intelligent lossy algorithm has been specifically designed to always produces images of outstanding quality, and never of unacceptable quality degradation. In most cases, you will not be able to tell the optimized result from the original, even upon close inspection. Lossless This mode will save as much file weight as possible without altering a single pixel, hence the name "lossless" - meaning no information is lost whatsoever. Expert Expert view is designed for users who are already familiar with image processing and optimization.
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