Ameto is described as 'service that automates image processing. It makes it easy to serve optimized media, improving user experience and saving development costs. Images can optionally be archived and will never be modified thanks to non-destructive processing steps' and is an website in the Photos & Graphics category. There are five alternatives to Ameto, not only websites but also apps for Google Chrome and Firefox. The best alternative is Cloudinary, which is free. Other great sites and apps similar to Ameto are Kraken Web Optimizer (Freemium), Compressor.io (Freemium), CloudPresso Image Compressor (Free) and Imagify.co (Free).
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.