There are many times when you want to reduce your images to use them in many projects (e.g. a web page), but at the moment that your images are reduced by your default image editor, they usually loose quality and as a result, they are not as beautiful as the original ones without reduction. But, now that is not a problem, with this simple, free and powerful application, you will be able to perform this annoying task, and that's exactly what Riot does.
Riot (Radical Image Optimization Tool) is a free image optimizer that will let you to improve the size and quality of an image. It has a simple and easy to use interface where you will be able to control images compression and select image format (JPG, GIF or PNG) for your output file.
Once the image you want to resize is loaded, you will be able to choose the quality in percent, rotate the image 90 degrees (right or left), flip it horizontally or vertically, and select if you desire to keep metadata (e.g. EXIF), and apply resample filters.
Definitely, Riot is an excellent tool that will help you to reduce your pictures and photos without lossless quality, and for free.