This is a nice tool to edit the quality of your photos but it seems that the official website of the product is closed.
Disclaimer: it seems that the software hasn't been updated for several years and the version linked to this page is the latest to exist. If the program doesn't work on your computer, or run with recurring errors, we recommend you to consider some alternative easy-to-use softwares with similar functionalities.
JPEG Optimizer is a program for compressing many photos without changing the quality of the output. It allows the user to save space disk and to upload image files quickly.
JPEG Optimizer includes the MagiCompress TM technique which enables users to enhance the quality of the image. This way, the file can be compressed more than fifty percent. Another advantage of this tool is its ability to compress up to 100 photos at the same time. This batch process is saving a lot of time. JPEG Optimizer is essential for image uploading on the Internet. Apart from that, it also consumes less bandwidth resource which greatly facilitates image sharing on the Internet. As its name indicates, JPEG Optimizer only works with JPEG file format. It is worth to note that this format is one of the most used in multimedia world. This program displays in real time the result of all modifications made to the image and the settings. Users can make change and view them every step of the way.
This is a shareware version.