PICShell 1.0 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. PICSHELL.EXE is the default file name to indicate this program's installer. The most popular version among the program users is 1.0. We recommend checking the downloaded files with any free antivirus. The actual developer of the software is LJ Group. The program is categorized as Photo & Graphics Tools.
From the developer:
Incorporate your images into one password protected image viewer, slide show or a screen saver. Images are stored in the generated viewer or screen saver. Just run the generated executable and view your files just like your images are on your hard disk. You can delete your image files after a successful generation of the viewer.
You may want to check out more software, such as XDCAM Viewer, Ozone PLE or Preservation Calculator for Photo Storage, which might be similar to PICShell.