Shrink OMatic is an AIR application to easily batch resize images. It handles JPGs, GIFs, and PNGs. In Shrink OMatic simply drag and drop images and they will be resized as you wish. Options allow you to choose the output sizes, names, and formats.

Requirements:
* Adobe AIR

The license of this software is Freeware, you can free download and free use this image editing software.