Is there any free program I can use to read .dbx files?

DBX File Extension - Open .DBX files

PS: Anytime you run into a file extension you are unfamiliar with try Googling ".dbx file extension". Just substitute ".dbx" in for whatever file extension you are not sure about.

Hi, rr man!

Here's also another link for you to try.

Free DBX File Converter - Google Search

Thanks!