Compressnow - Compressnow is a web service used for compressing the image to be used for different purposes in the websites or promoting the products as this is a problem for both web developers and end-users.
DVDVideoSoft Image Convert and Resize - Free Image Convert and Resize is a compact yet powerful program for batch mode image processing.
GiftOfSpeed - How fast is your website from different parts in the world? Get a free detailed speed report, including fixable performance issues.
ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
Geekersoft Free Online Image Compressor - With this online image compression tool, you can quickly compress photos in JPEG, JPG, PNG, GIF and other formats and export high-definition images.
Caesium Image Compressor - Compress your pictures up to 90% without visible quality loss.