When you want to take trash security to the next level, use Trash Compactor to compact and empty or secure empty trash on Mac OS X automatically. Use your Trash normally and Trash Compactor will compact, empty or secure empty the compacted trash, on schedule. Easy to use and easy to configure. You can run automatically or manually. You can schedule it to automatically compact trash and to automatically empty or secure empty compacted trash on schedule. It supports multiple archive formats and DOD government secure delete standards.

Trash Compactor - compact, empty or secure empty trash - automatically