We recommend checking the downloaded files with any free antivirus. The application is included in Design & Photo Tools.
From the developer:
DOT-PHOTOS allows you to share any of your iPhoto Albums with others. Simply open DOT-POD, select the images you'd like to share, and allow others to view those images using any Web browser, anywhere in the world. You can also select images from anywhere else on your Mac if you don't use iPhoto. It doesn't get any easier than this ...
Distribution