LunaPic - Free and Easy to use online image effects. Try the effect.
DVDVideoSoft Image Convert and Resize - Free Image Convert and Resize is a compact yet powerful program for batch mode image processing.
FotoFlexer - FotoFlexer is the most powerful online photo editor in existence.
ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
piZap - Free online photo editing software.
Caesium Image Compressor - Compress your pictures up to 90% without visible quality loss.