CloudPresso Image Compressor is described as ', part of the CloudPresso File Compressor Suite, enables users to compress JPEG, JPG, PNG & GIF files free online' and is an website in the Photos & Graphics category. There are more than 25 alternatives to CloudPresso Image Compressor, not only websites but also apps for a variety of platforms, including Mac, Windows, Wordpress and Linux. The best alternative is ImageOptim. It's not free, so if you're looking for a free alternative, you could try RIOT - Radical Image Optimization Tool or TinyPNG. Other great sites and apps similar to CloudPresso Image Compressor are pngquant (Free, Open Source), Pingo Web Image Optimizer (Free), JPEGmini (Paid) and Optimage (Freemium).
ImageOptim is excellent for publishing images on the web (easily shrinks images “Saved for Web” in Photoshop). It's useful for making Mac and iPhone/iPad applications smaller (if you configure Xcode to allow better optimization).
Saving images for web/email/other media with the best compression ratio and quality is a difficult task if you don’t have the right tools. Choosing the right format then choosing the right parameters are the key factors of smaller files.
TinyPNG uses smart lossy compression techniques to reduce the file size of your PNG files. By selectively decreasing the number of colours in the image, fewer bytes are required to store the data. The effect is nearly invisible but it makes a very large difference in file size!
Experimental, fast Web PNG/JPG optimizer which offer lossless, visually lossless or lossy compression. it performs image reductions over iterations thanks to recursive multi-processing and multithreading systems.
With Image Optimizer you can losslessly optimize your PNG, JPEG and GIF files and thus save your bandwidth and your users' time! Kraken recompresses images with blazing speed and strips metadata with image quality intact.