DropJPEGResize 1.0 for Mac can be downloaded from our website for free. The program belongs to Design & Photo Tools.
From the developer:
DropJPEGResize is an utility that allows you to batch resize multiple JPEG files by simply dropping them to the application's icon. It can also rename and index your files.
You may want to check out more Mac applications, such as Umajin, Photoshop 101 or Image Doctor 2 Demo, which might be similar to DropJPEGResize.